Home / 88,624.83-122,314.01-56,362.49

Finding the Fourth Proportional to 88,624.83, 122,314.01 and 56,362.49

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Solution

The fourth proportional to 88,624.83, 122,314.01 and 56,362.49 is: 77,787.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,624.83 : 122,314.01 = 56,362.49 : x
  2. Step 2: Convert to fraction form
    88,624.83/122,314.01 = 56,362.49/x
  3. Step 3: Cross multiply
    88,624.83x = 122,314.01 × 56,362.49
  4. Step 4: Simplify right side
    88,624.83x = 6,893,921,272.10
  5. Step 5: Solve for x
    x = 6,893,921,272.10/88,624.83
  6. Step 6: Final answer
    x = 77,787.70

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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.