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Finding the Fourth Proportional to 93,326.16, 139,900.52 and 59,497.20

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Solution

The fourth proportional to 93,326.16, 139,900.52 and 59,497.20 is: 89,189.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,326.16 : 139,900.52 = 59,497.20 : x
  2. Step 2: Convert to fraction form
    93,326.16/139,900.52 = 59,497.20/x
  3. Step 3: Cross multiply
    93,326.16x = 139,900.52 × 59,497.20
  4. Step 4: Simplify right side
    93,326.16x = 8,323,689,218.54
  5. Step 5: Solve for x
    x = 8,323,689,218.54/93,326.16
  6. Step 6: Final answer
    x = 89,189.24

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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.