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Finding the Fourth Proportional to 537,132.58, 805,699.06 and 137,773.32

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Solution

The fourth proportional to 537,132.58, 805,699.06 and 137,773.32 is: 206,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,132.58 : 805,699.06 = 137,773.32 : x
  2. Step 2: Convert to fraction form
    537,132.58/805,699.06 = 137,773.32/x
  3. Step 3: Cross multiply
    537,132.58x = 805,699.06 × 137,773.32
  4. Step 4: Simplify right side
    537,132.58x = 111,003,834,417.08
  5. Step 5: Solve for x
    x = 111,003,834,417.08/537,132.58
  6. Step 6: Final answer
    x = 206,660.03

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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.