Home / 77,545.08-107,011.26-44,008.92

Finding the Fourth Proportional to 77,545.08, 107,011.26 and 44,008.92

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Solution

The fourth proportional to 77,545.08, 107,011.26 and 44,008.92 is: 60,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,545.08 : 107,011.26 = 44,008.92 : x
  2. Step 2: Convert to fraction form
    77,545.08/107,011.26 = 44,008.92/x
  3. Step 3: Cross multiply
    77,545.08x = 107,011.26 × 44,008.92
  4. Step 4: Simplify right side
    77,545.08x = 4,709,449,980.44
  5. Step 5: Solve for x
    x = 4,709,449,980.44/77,545.08
  6. Step 6: Final answer
    x = 60,731.77

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1.5x scale

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.