Home / 91,704.34-137,547.28-25,151.16

Finding the Fourth Proportional to 91,704.34, 137,547.28 and 25,151.16

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Solution

The fourth proportional to 91,704.34, 137,547.28 and 25,151.16 is: 37,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,704.34 : 137,547.28 = 25,151.16 : x
  2. Step 2: Convert to fraction form
    91,704.34/137,547.28 = 25,151.16/x
  3. Step 3: Cross multiply
    91,704.34x = 137,547.28 × 25,151.16
  4. Step 4: Simplify right side
    91,704.34x = 3,459,473,646.84
  5. Step 5: Solve for x
    x = 3,459,473,646.84/91,704.34
  6. Step 6: Final answer
    x = 37,724.21

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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.