Home / 239,725.32-359,626.98-89,977.38

Finding the Fourth Proportional to 239,725.32, 359,626.98 and 89,977.38

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Solution

The fourth proportional to 239,725.32, 359,626.98 and 89,977.38 is: 134,980.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,725.32 : 359,626.98 = 89,977.38 : x
  2. Step 2: Convert to fraction form
    239,725.32/359,626.98 = 89,977.38/x
  3. Step 3: Cross multiply
    239,725.32x = 359,626.98 × 89,977.38
  4. Step 4: Simplify right side
    239,725.32x = 32,358,293,437.71
  5. Step 5: Solve for x
    x = 32,358,293,437.71/239,725.32
  6. Step 6: Final answer
    x = 134,980.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.