Home / 94,150.28-129,988.24-58,378.26

Finding the Fourth Proportional to 94,150.28, 129,988.24 and 58,378.26

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Solution

The fourth proportional to 94,150.28, 129,988.24 and 58,378.26 is: 80,599.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,150.28 : 129,988.24 = 58,378.26 : x
  2. Step 2: Convert to fraction form
    94,150.28/129,988.24 = 58,378.26/x
  3. Step 3: Cross multiply
    94,150.28x = 129,988.24 × 58,378.26
  4. Step 4: Simplify right side
    94,150.28x = 7,588,487,271.66
  5. Step 5: Solve for x
    x = 7,588,487,271.66/94,150.28
  6. Step 6: Final answer
    x = 80,599.73

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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.