Home / 143,948.07-215,829.70-59,766.33

Finding the Fourth Proportional to 143,948.07, 215,829.70 and 59,766.33

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Solution

The fourth proportional to 143,948.07, 215,829.70 and 59,766.33 is: 89,611.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,948.07 : 215,829.70 = 59,766.33 : x
  2. Step 2: Convert to fraction form
    143,948.07/215,829.70 = 59,766.33/x
  3. Step 3: Cross multiply
    143,948.07x = 215,829.70 × 59,766.33
  4. Step 4: Simplify right side
    143,948.07x = 12,899,349,733.95
  5. Step 5: Solve for x
    x = 12,899,349,733.95/143,948.07
  6. Step 6: Final answer
    x = 89,611.13

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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.