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Finding the Fourth Proportional to 93,124.60, 139,691.51 and 26,574.53

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Solution

The fourth proportional to 93,124.60, 139,691.51 and 26,574.53 is: 39,863.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,124.60 : 139,691.51 = 26,574.53 : x
  2. Step 2: Convert to fraction form
    93,124.60/139,691.51 = 26,574.53/x
  3. Step 3: Cross multiply
    93,124.60x = 139,691.51 × 26,574.53
  4. Step 4: Simplify right side
    93,124.60x = 3,712,236,223.24
  5. Step 5: Solve for x
    x = 3,712,236,223.24/93,124.60
  6. Step 6: Final answer
    x = 39,863.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.