Home / 157,532.90-236,299.35-155,459.30

Finding the Fourth Proportional to 157,532.90, 236,299.35 and 155,459.30

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Solution

The fourth proportional to 157,532.90, 236,299.35 and 155,459.30 is: 233,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,532.90 : 236,299.35 = 155,459.30 : x
  2. Step 2: Convert to fraction form
    157,532.90/236,299.35 = 155,459.30/x
  3. Step 3: Cross multiply
    157,532.90x = 236,299.35 × 155,459.30
  4. Step 4: Simplify right side
    157,532.90x = 36,734,931,541.46
  5. Step 5: Solve for x
    x = 36,734,931,541.46/157,532.90
  6. Step 6: Final answer
    x = 233,188.95

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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.