Home / 108,563,526.40-162,845,289.60-57,545,190.40

Finding the Fourth Proportional to 108,563,526.40, 162,845,289.60 and 57,545,190.40

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Solution

The fourth proportional to 108,563,526.40, 162,845,289.60 and 57,545,190.40 is: 86,317,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,563,526.40 : 162,845,289.60 = 57,545,190.40 : x
  2. Step 2: Convert to fraction form
    108,563,526.40/162,845,289.60 = 57,545,190.40/x
  3. Step 3: Cross multiply
    108,563,526.40x = 162,845,289.60 × 57,545,190.40
  4. Step 4: Simplify right side
    108,563,526.40x = 9,370,963,195,775,140
  5. Step 5: Solve for x
    x = 9,370,963,195,775,140/108,563,526.40
  6. Step 6: Final answer
    x = 86,317,785.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.