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Finding the Fourth Proportional to 149,915.51, 224,935.58 and 65,632.28

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Solution

The fourth proportional to 149,915.51, 224,935.58 and 65,632.28 is: 98,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,915.51 : 224,935.58 = 65,632.28 : x
  2. Step 2: Convert to fraction form
    149,915.51/224,935.58 = 65,632.28/x
  3. Step 3: Cross multiply
    149,915.51x = 224,935.58 × 65,632.28
  4. Step 4: Simplify right side
    149,915.51x = 14,763,034,007.93
  5. Step 5: Solve for x
    x = 14,763,034,007.93/149,915.51
  6. Step 6: Final answer
    x = 98,475.70

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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.