Home / 93,837.60-129,494-51,395.76

Finding the Fourth Proportional to 93,837.60, 129,494 and 51,395.76

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Solution

The fourth proportional to 93,837.60, 129,494 and 51,395.76 is: 70,925.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,837.60 : 129,494 = 51,395.76 : x
  2. Step 2: Convert to fraction form
    93,837.60/129,494 = 51,395.76/x
  3. Step 3: Cross multiply
    93,837.60x = 129,494 × 51,395.76
  4. Step 4: Simplify right side
    93,837.60x = 6,655,442,545.44
  5. Step 5: Solve for x
    x = 6,655,442,545.44/93,837.60
  6. Step 6: Final answer
    x = 70,925.11

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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.