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Finding the Fourth Proportional to 137,752.00, 206,603.80 and 37,888.11

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Solution

The fourth proportional to 137,752.00, 206,603.80 and 37,888.11 is: 56,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,752.00 : 206,603.80 = 37,888.11 : x
  2. Step 2: Convert to fraction form
    137,752.00/206,603.80 = 37,888.11/x
  3. Step 3: Cross multiply
    137,752.00x = 206,603.80 × 37,888.11
  4. Step 4: Simplify right side
    137,752.00x = 7,827,827,406.10
  5. Step 5: Solve for x
    x = 7,827,827,406.10/137,752.00
  6. Step 6: Final answer
    x = 56,825.51

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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.