Home / 79,463.61-109,688.57-52,614.77

Finding the Fourth Proportional to 79,463.61, 109,688.57 and 52,614.77

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Solution

The fourth proportional to 79,463.61, 109,688.57 and 52,614.77 is: 72,627.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,463.61 : 109,688.57 = 52,614.77 : x
  2. Step 2: Convert to fraction form
    79,463.61/109,688.57 = 52,614.77/x
  3. Step 3: Cross multiply
    79,463.61x = 109,688.57 × 52,614.77
  4. Step 4: Simplify right side
    79,463.61x = 5,771,238,267.97
  5. Step 5: Solve for x
    x = 5,771,238,267.97/79,463.61
  6. Step 6: Final answer
    x = 72,627.44

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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.