Home / 179,008.72-247,036.04-98,431.12

Finding the Fourth Proportional to 179,008.72, 247,036.04 and 98,431.12

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Solution

The fourth proportional to 179,008.72, 247,036.04 and 98,431.12 is: 135,837.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,008.72 : 247,036.04 = 98,431.12 : x
  2. Step 2: Convert to fraction form
    179,008.72/247,036.04 = 98,431.12/x
  3. Step 3: Cross multiply
    179,008.72x = 247,036.04 × 98,431.12
  4. Step 4: Simplify right side
    179,008.72x = 24,316,034,097.56
  5. Step 5: Solve for x
    x = 24,316,034,097.56/179,008.72
  6. Step 6: Final answer
    x = 135,837.15

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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.