Home / 97,547.28-146,253.69-38,389.74

Finding the Fourth Proportional to 97,547.28, 146,253.69 and 38,389.74

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Solution

The fourth proportional to 97,547.28, 146,253.69 and 38,389.74 is: 57,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,547.28 : 146,253.69 = 38,389.74 : x
  2. Step 2: Convert to fraction form
    97,547.28/146,253.69 = 38,389.74/x
  3. Step 3: Cross multiply
    97,547.28x = 146,253.69 × 38,389.74
  4. Step 4: Simplify right side
    97,547.28x = 5,614,641,133.14
  5. Step 5: Solve for x
    x = 5,614,641,133.14/97,547.28
  6. Step 6: Final answer
    x = 57,558.15

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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.