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Finding the Fourth Proportional to 175,061.40, 245,785.80 and 175,061.40

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Solution

The fourth proportional to 175,061.40, 245,785.80 and 175,061.40 is: 245,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,061.40 : 245,785.80 = 175,061.40 : x
  2. Step 2: Convert to fraction form
    175,061.40/245,785.80 = 175,061.40/x
  3. Step 3: Cross multiply
    175,061.40x = 245,785.80 × 175,061.40
  4. Step 4: Simplify right side
    175,061.40x = 43,027,606,248.12
  5. Step 5: Solve for x
    x = 43,027,606,248.12/175,061.40
  6. Step 6: Final answer
    x = 245,785.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.