Home / 97,464.61-134,502.27-57,179.07

Finding the Fourth Proportional to 97,464.61, 134,502.27 and 57,179.07

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Solution

The fourth proportional to 97,464.61, 134,502.27 and 57,179.07 is: 78,907.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,464.61 : 134,502.27 = 57,179.07 : x
  2. Step 2: Convert to fraction form
    97,464.61/134,502.27 = 57,179.07/x
  3. Step 3: Cross multiply
    97,464.61x = 134,502.27 × 57,179.07
  4. Step 4: Simplify right side
    97,464.61x = 7,690,714,711.49
  5. Step 5: Solve for x
    x = 7,690,714,711.49/97,464.61
  6. Step 6: Final answer
    x = 78,907.77

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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.