Home / 94,295.28-130,131.20-51,857.76

Finding the Fourth Proportional to 94,295.28, 130,131.20 and 51,857.76

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Solution

The fourth proportional to 94,295.28, 130,131.20 and 51,857.76 is: 71,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,295.28 : 130,131.20 = 51,857.76 : x
  2. Step 2: Convert to fraction form
    94,295.28/130,131.20 = 51,857.76/x
  3. Step 3: Cross multiply
    94,295.28x = 130,131.20 × 51,857.76
  4. Step 4: Simplify right side
    94,295.28x = 6,748,312,538.11
  5. Step 5: Solve for x
    x = 6,748,312,538.11/94,295.28
  6. Step 6: Final answer
    x = 71,565.75

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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.