Home / 88,667.13-122,343.88-52,860.48

Finding the Fourth Proportional to 88,667.13, 122,343.88 and 52,860.48

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Solution

The fourth proportional to 88,667.13, 122,343.88 and 52,860.48 is: 72,937.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,667.13 : 122,343.88 = 52,860.48 : x
  2. Step 2: Convert to fraction form
    88,667.13/122,343.88 = 52,860.48/x
  3. Step 3: Cross multiply
    88,667.13x = 122,343.88 × 52,860.48
  4. Step 4: Simplify right side
    88,667.13x = 6,467,156,221.86
  5. Step 5: Solve for x
    x = 6,467,156,221.86/88,667.13
  6. Step 6: Final answer
    x = 72,937.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.