Home / 58,932.08-81,356.40-45,473.12

Finding the Fourth Proportional to 58,932.08, 81,356.40 and 45,473.12

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Solution

The fourth proportional to 58,932.08, 81,356.40 and 45,473.12 is: 62,776.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,932.08 : 81,356.40 = 45,473.12 : x
  2. Step 2: Convert to fraction form
    58,932.08/81,356.40 = 45,473.12/x
  3. Step 3: Cross multiply
    58,932.08x = 81,356.40 × 45,473.12
  4. Step 4: Simplify right side
    58,932.08x = 3,699,529,339.97
  5. Step 5: Solve for x
    x = 3,699,529,339.97/58,932.08
  6. Step 6: Final answer
    x = 62,776.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.