Home / 113,107.61-156,090.09-62,124.93

Finding the Fourth Proportional to 113,107.61, 156,090.09 and 62,124.93

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Solution

The fourth proportional to 113,107.61, 156,090.09 and 62,124.93 is: 85,733.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,107.61 : 156,090.09 = 62,124.93 : x
  2. Step 2: Convert to fraction form
    113,107.61/156,090.09 = 62,124.93/x
  3. Step 3: Cross multiply
    113,107.61x = 156,090.09 × 62,124.93
  4. Step 4: Simplify right side
    113,107.61x = 9,697,085,914.94
  5. Step 5: Solve for x
    x = 9,697,085,914.94/113,107.61
  6. Step 6: Final answer
    x = 85,733.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.