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Finding the Fourth Proportional to 58,767.71, 81,088.04 and 34,901.87

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Solution

The fourth proportional to 58,767.71, 81,088.04 and 34,901.87 is: 48,157.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,767.71 : 81,088.04 = 34,901.87 : x
  2. Step 2: Convert to fraction form
    58,767.71/81,088.04 = 34,901.87/x
  3. Step 3: Cross multiply
    58,767.71x = 81,088.04 × 34,901.87
  4. Step 4: Simplify right side
    58,767.71x = 2,830,124,056.13
  5. Step 5: Solve for x
    x = 2,830,124,056.13/58,767.71
  6. Step 6: Final answer
    x = 48,157.81

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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.