Home / 94,103.74-129,854.52-55,856.76

Finding the Fourth Proportional to 94,103.74, 129,854.52 and 55,856.76

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Solution

The fourth proportional to 94,103.74, 129,854.52 and 55,856.76 is: 77,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,103.74 : 129,854.52 = 55,856.76 : x
  2. Step 2: Convert to fraction form
    94,103.74/129,854.52 = 55,856.76/x
  3. Step 3: Cross multiply
    94,103.74x = 129,854.52 × 55,856.76
  4. Step 4: Simplify right side
    94,103.74x = 7,253,252,271.60
  5. Step 5: Solve for x
    x = 7,253,252,271.60/94,103.74
  6. Step 6: Final answer
    x = 77,077.19

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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.