Home / 56,981.15-85,403.46-26,545.27

Finding the Fourth Proportional to 56,981.15, 85,403.46 and 26,545.27

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Solution

The fourth proportional to 56,981.15, 85,403.46 and 26,545.27 is: 39,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,981.15 : 85,403.46 = 26,545.27 : x
  2. Step 2: Convert to fraction form
    56,981.15/85,403.46 = 26,545.27/x
  3. Step 3: Cross multiply
    56,981.15x = 85,403.46 × 26,545.27
  4. Step 4: Simplify right side
    56,981.15x = 2,267,057,904.63
  5. Step 5: Solve for x
    x = 2,267,057,904.63/56,981.15
  6. Step 6: Final answer
    x = 39,786.10

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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.