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Finding the Fourth Proportional to 178,349.42, 267,510.46 and 65,976.80

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Solution

The fourth proportional to 178,349.42, 267,510.46 and 65,976.80 is: 98,960.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,349.42 : 267,510.46 = 65,976.80 : x
  2. Step 2: Convert to fraction form
    178,349.42/267,510.46 = 65,976.80/x
  3. Step 3: Cross multiply
    178,349.42x = 267,510.46 × 65,976.80
  4. Step 4: Simplify right side
    178,349.42x = 17,649,484,117.33
  5. Step 5: Solve for x
    x = 17,649,484,117.33/178,349.42
  6. Step 6: Final answer
    x = 98,960.14

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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.