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Finding the Fourth Proportional to 239,034.67, 358,468.45 and 70,510.26

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Solution

The fourth proportional to 239,034.67, 358,468.45 and 70,510.26 is: 105,740.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,034.67 : 358,468.45 = 70,510.26 : x
  2. Step 2: Convert to fraction form
    239,034.67/358,468.45 = 70,510.26/x
  3. Step 3: Cross multiply
    239,034.67x = 358,468.45 × 70,510.26
  4. Step 4: Simplify right side
    239,034.67x = 25,275,703,258.75
  5. Step 5: Solve for x
    x = 25,275,703,258.75/239,034.67
  6. Step 6: Final answer
    x = 105,740.74

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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.