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Finding the Fourth Proportional to 73,505.10, 101,494.18 and 56,482.51

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Solution

The fourth proportional to 73,505.10, 101,494.18 and 56,482.51 is: 77,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,505.10 : 101,494.18 = 56,482.51 : x
  2. Step 2: Convert to fraction form
    73,505.10/101,494.18 = 56,482.51/x
  3. Step 3: Cross multiply
    73,505.10x = 101,494.18 × 56,482.51
  4. Step 4: Simplify right side
    73,505.10x = 5,732,646,036.79
  5. Step 5: Solve for x
    x = 5,732,646,036.79/73,505.10
  6. Step 6: Final answer
    x = 77,989.77

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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.