Home / 142,486.26-213,725.13-58,222.50

Finding the Fourth Proportional to 142,486.26, 213,725.13 and 58,222.50

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Solution

The fourth proportional to 142,486.26, 213,725.13 and 58,222.50 is: 87,332.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,486.26 : 213,725.13 = 58,222.50 : x
  2. Step 2: Convert to fraction form
    142,486.26/213,725.13 = 58,222.50/x
  3. Step 3: Cross multiply
    142,486.26x = 213,725.13 × 58,222.50
  4. Step 4: Simplify right side
    142,486.26x = 12,443,611,381.43
  5. Step 5: Solve for x
    x = 12,443,611,381.43/142,486.26
  6. Step 6: Final answer
    x = 87,332.01

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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.