Home / 51,554.95-77,320.10-37,678.43

Finding the Fourth Proportional to 51,554.95, 77,320.10 and 37,678.43

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Solution

The fourth proportional to 51,554.95, 77,320.10 and 37,678.43 is: 56,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,554.95 : 77,320.10 = 37,678.43 : x
  2. Step 2: Convert to fraction form
    51,554.95/77,320.10 = 37,678.43/x
  3. Step 3: Cross multiply
    51,554.95x = 77,320.10 × 37,678.43
  4. Step 4: Simplify right side
    51,554.95x = 2,913,300,262.94
  5. Step 5: Solve for x
    x = 2,913,300,262.94/51,554.95
  6. Step 6: Final answer
    x = 56,508.65

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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.