Home / 94,511.35-130,424.20-52,071.40

Finding the Fourth Proportional to 94,511.35, 130,424.20 and 52,071.40

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Solution

The fourth proportional to 94,511.35, 130,424.20 and 52,071.40 is: 71,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,511.35 : 130,424.20 = 52,071.40 : x
  2. Step 2: Convert to fraction form
    94,511.35/130,424.20 = 52,071.40/x
  3. Step 3: Cross multiply
    94,511.35x = 130,424.20 × 52,071.40
  4. Step 4: Simplify right side
    94,511.35x = 6,791,370,687.88
  5. Step 5: Solve for x
    x = 6,791,370,687.88/94,511.35
  6. Step 6: Final answer
    x = 71,857.73

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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.