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Finding the Fourth Proportional to 158,497.60, 237,746.40 and 102,510.40

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Solution

The fourth proportional to 158,497.60, 237,746.40 and 102,510.40 is: 153,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,497.60 : 237,746.40 = 102,510.40 : x
  2. Step 2: Convert to fraction form
    158,497.60/237,746.40 = 102,510.40/x
  3. Step 3: Cross multiply
    158,497.60x = 237,746.40 × 102,510.40
  4. Step 4: Simplify right side
    158,497.60x = 24,371,478,562.56
  5. Step 5: Solve for x
    x = 24,371,478,562.56/158,497.60
  6. Step 6: Final answer
    x = 153,765.60

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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.