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Finding the Fourth Proportional to 158,343.80, 237,515.70 and 151,345.40

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Solution

The fourth proportional to 158,343.80, 237,515.70 and 151,345.40 is: 227,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,343.80 : 237,515.70 = 151,345.40 : x
  2. Step 2: Convert to fraction form
    158,343.80/237,515.70 = 151,345.40/x
  3. Step 3: Cross multiply
    158,343.80x = 237,515.70 × 151,345.40
  4. Step 4: Simplify right side
    158,343.80x = 35,946,908,622.78
  5. Step 5: Solve for x
    x = 35,946,908,622.78/158,343.80
  6. Step 6: Final answer
    x = 227,018.10

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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.