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Finding the Fourth Proportional to 164,737.60, 227,341.86 and 93,117.88

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Solution

The fourth proportional to 164,737.60, 227,341.86 and 93,117.88 is: 128,504.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,737.60 : 227,341.86 = 93,117.88 : x
  2. Step 2: Convert to fraction form
    164,737.60/227,341.86 = 93,117.88/x
  3. Step 3: Cross multiply
    164,737.60x = 227,341.86 × 93,117.88
  4. Step 4: Simplify right side
    164,737.60x = 21,169,592,038.46
  5. Step 5: Solve for x
    x = 21,169,592,038.46/164,737.60
  6. Step 6: Final answer
    x = 128,504.92

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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.