Home / 66,079.23-99,066.42-32,790.36

Finding the Fourth Proportional to 66,079.23, 99,066.42 and 32,790.36

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Solution

The fourth proportional to 66,079.23, 99,066.42 and 32,790.36 is: 49,159.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,079.23 : 99,066.42 = 32,790.36 : x
  2. Step 2: Convert to fraction form
    66,079.23/99,066.42 = 32,790.36/x
  3. Step 3: Cross multiply
    66,079.23x = 99,066.42 × 32,790.36
  4. Step 4: Simplify right side
    66,079.23x = 3,248,423,575.71
  5. Step 5: Solve for x
    x = 3,248,423,575.71/66,079.23
  6. Step 6: Final answer
    x = 49,159.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.