Home / 73,967.04-101,818.08-64,519.20

Finding the Fourth Proportional to 73,967.04, 101,818.08 and 64,519.20

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Solution

The fourth proportional to 73,967.04, 101,818.08 and 64,519.20 is: 88,812.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,967.04 : 101,818.08 = 64,519.20 : x
  2. Step 2: Convert to fraction form
    73,967.04/101,818.08 = 64,519.20/x
  3. Step 3: Cross multiply
    73,967.04x = 101,818.08 × 64,519.20
  4. Step 4: Simplify right side
    73,967.04x = 6,569,221,067.14
  5. Step 5: Solve for x
    x = 6,569,221,067.14/73,967.04
  6. Step 6: Final answer
    x = 88,812.82

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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.