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Finding the Fourth Proportional to 93,071.46, 139,607.19 and 65,046.24

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Solution

The fourth proportional to 93,071.46, 139,607.19 and 65,046.24 is: 97,569.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,071.46 : 139,607.19 = 65,046.24 : x
  2. Step 2: Convert to fraction form
    93,071.46/139,607.19 = 65,046.24/x
  3. Step 3: Cross multiply
    93,071.46x = 139,607.19 × 65,046.24
  4. Step 4: Simplify right side
    93,071.46x = 9,080,922,088.43
  5. Step 5: Solve for x
    x = 9,080,922,088.43/93,071.46
  6. Step 6: Final answer
    x = 97,569.36

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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.