Home / 143,567.89-215,193.17-59,281.58

Finding the Fourth Proportional to 143,567.89, 215,193.17 and 59,281.58

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Solution

The fourth proportional to 143,567.89, 215,193.17 and 59,281.58 is: 88,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,567.89 : 215,193.17 = 59,281.58 : x
  2. Step 2: Convert to fraction form
    143,567.89/215,193.17 = 59,281.58/x
  3. Step 3: Cross multiply
    143,567.89x = 215,193.17 × 59,281.58
  4. Step 4: Simplify right side
    143,567.89x = 12,756,991,809.00
  5. Step 5: Solve for x
    x = 12,756,991,809.00/143,567.89
  6. Step 6: Final answer
    x = 88,856.86

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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.