Home / 108,124.67-149,160.29-67,818.26

Finding the Fourth Proportional to 108,124.67, 149,160.29 and 67,818.26

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Solution

The fourth proportional to 108,124.67, 149,160.29 and 67,818.26 is: 93,556.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,124.67 : 149,160.29 = 67,818.26 : x
  2. Step 2: Convert to fraction form
    108,124.67/149,160.29 = 67,818.26/x
  3. Step 3: Cross multiply
    108,124.67x = 149,160.29 × 67,818.26
  4. Step 4: Simplify right side
    108,124.67x = 10,115,791,362.70
  5. Step 5: Solve for x
    x = 10,115,791,362.70/108,124.67
  6. Step 6: Final answer
    x = 93,556.74

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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.