Home / 97,547.81-146,306.45-30,979.17

Finding the Fourth Proportional to 97,547.81, 146,306.45 and 30,979.17

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Solution

The fourth proportional to 97,547.81, 146,306.45 and 30,979.17 is: 46,463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,547.81 : 146,306.45 = 30,979.17 : x
  2. Step 2: Convert to fraction form
    97,547.81/146,306.45 = 30,979.17/x
  3. Step 3: Cross multiply
    97,547.81x = 146,306.45 × 30,979.17
  4. Step 4: Simplify right side
    97,547.81x = 4,532,452,231.75
  5. Step 5: Solve for x
    x = 4,532,452,231.75/97,547.81
  6. Step 6: Final answer
    x = 46,463.91

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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.