Home / 52,870.86-79,237.89-40,344.66

Finding the Fourth Proportional to 52,870.86, 79,237.89 and 40,344.66

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Solution

The fourth proportional to 52,870.86, 79,237.89 and 40,344.66 is: 60,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,870.86 : 79,237.89 = 40,344.66 : x
  2. Step 2: Convert to fraction form
    52,870.86/79,237.89 = 40,344.66/x
  3. Step 3: Cross multiply
    52,870.86x = 79,237.89 × 40,344.66
  4. Step 4: Simplify right side
    52,870.86x = 3,196,825,731.17
  5. Step 5: Solve for x
    x = 3,196,825,731.17/52,870.86
  6. Step 6: Final answer
    x = 60,464.80

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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.