Home / 91,575.04-136,934.07-65,199.82

Finding the Fourth Proportional to 91,575.04, 136,934.07 and 65,199.82

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Solution

The fourth proportional to 91,575.04, 136,934.07 and 65,199.82 is: 97,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,575.04 : 136,934.07 = 65,199.82 : x
  2. Step 2: Convert to fraction form
    91,575.04/136,934.07 = 65,199.82/x
  3. Step 3: Cross multiply
    91,575.04x = 136,934.07 × 65,199.82
  4. Step 4: Simplify right side
    91,575.04x = 8,928,076,715.87
  5. Step 5: Solve for x
    x = 8,928,076,715.87/91,575.04
  6. Step 6: Final answer
    x = 97,494.65

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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.