Home / 108,330.46-149,512.18-63,035.26

Finding the Fourth Proportional to 108,330.46, 149,512.18 and 63,035.26

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Solution

The fourth proportional to 108,330.46, 149,512.18 and 63,035.26 is: 86,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,330.46 : 149,512.18 = 63,035.26 : x
  2. Step 2: Convert to fraction form
    108,330.46/149,512.18 = 63,035.26/x
  3. Step 3: Cross multiply
    108,330.46x = 149,512.18 × 63,035.26
  4. Step 4: Simplify right side
    108,330.46x = 9,424,539,139.47
  5. Step 5: Solve for x
    x = 9,424,539,139.47/108,330.46
  6. Step 6: Final answer
    x = 86,998.05

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1.5x scale

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.