Home / 143,572.32-215,225.39-63,567.65

Finding the Fourth Proportional to 143,572.32, 215,225.39 and 63,567.65

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Solution

The fourth proportional to 143,572.32, 215,225.39 and 63,567.65 is: 95,292.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,572.32 : 215,225.39 = 63,567.65 : x
  2. Step 2: Convert to fraction form
    143,572.32/215,225.39 = 63,567.65/x
  3. Step 3: Cross multiply
    143,572.32x = 215,225.39 × 63,567.65
  4. Step 4: Simplify right side
    143,572.32x = 13,681,372,959.62
  5. Step 5: Solve for x
    x = 13,681,372,959.62/143,572.32
  6. Step 6: Final answer
    x = 95,292.55

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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.