Home / 97,547.72-146,311.07-66,159.27

Finding the Fourth Proportional to 97,547.72, 146,311.07 and 66,159.27

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Solution

The fourth proportional to 97,547.72, 146,311.07 and 66,159.27 is: 99,231.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,547.72 : 146,311.07 = 66,159.27 : x
  2. Step 2: Convert to fraction form
    97,547.72/146,311.07 = 66,159.27/x
  3. Step 3: Cross multiply
    97,547.72x = 146,311.07 × 66,159.27
  4. Step 4: Simplify right side
    97,547.72x = 9,679,833,253.32
  5. Step 5: Solve for x
    x = 9,679,833,253.32/97,547.72
  6. Step 6: Final answer
    x = 99,231.78

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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.