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Finding the Fourth Proportional to 134,280.55, 201,420.83 and 63,158.97

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Solution

The fourth proportional to 134,280.55, 201,420.83 and 63,158.97 is: 94,738.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,280.55 : 201,420.83 = 63,158.97 : x
  2. Step 2: Convert to fraction form
    134,280.55/201,420.83 = 63,158.97/x
  3. Step 3: Cross multiply
    134,280.55x = 201,420.83 × 63,158.97
  4. Step 4: Simplify right side
    134,280.55x = 12,721,532,159.35
  5. Step 5: Solve for x
    x = 12,721,532,159.35/134,280.55
  6. Step 6: Final answer
    x = 94,738.46

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1.5x scale

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.