Home / 108,539.28-149,784.48-60,795.36

Finding the Fourth Proportional to 108,539.28, 149,784.48 and 60,795.36

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Solution

The fourth proportional to 108,539.28, 149,784.48 and 60,795.36 is: 83,897.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,539.28 : 149,784.48 = 60,795.36 : x
  2. Step 2: Convert to fraction form
    108,539.28/149,784.48 = 60,795.36/x
  3. Step 3: Cross multiply
    108,539.28x = 149,784.48 × 60,795.36
  4. Step 4: Simplify right side
    108,539.28x = 9,106,201,384.01
  5. Step 5: Solve for x
    x = 9,106,201,384.01/108,539.28
  6. Step 6: Final answer
    x = 83,897.75

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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.