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Finding the Fourth Proportional to 43,752.30, 61,340.70 and 43,752.30

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Solution

The fourth proportional to 43,752.30, 61,340.70 and 43,752.30 is: 61,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,752.30 : 61,340.70 = 43,752.30 : x
  2. Step 2: Convert to fraction form
    43,752.30/61,340.70 = 43,752.30/x
  3. Step 3: Cross multiply
    43,752.30x = 61,340.70 × 43,752.30
  4. Step 4: Simplify right side
    43,752.30x = 2,683,796,708.61
  5. Step 5: Solve for x
    x = 2,683,796,708.61/43,752.30
  6. Step 6: Final answer
    x = 61,340.70

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1.5x scale

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.