Home / 124,368.48-186,589.04-40,126.77

Finding the Fourth Proportional to 124,368.48, 186,589.04 and 40,126.77

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Solution

The fourth proportional to 124,368.48, 186,589.04 and 40,126.77 is: 60,201.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,368.48 : 186,589.04 = 40,126.77 : x
  2. Step 2: Convert to fraction form
    124,368.48/186,589.04 = 40,126.77/x
  3. Step 3: Cross multiply
    124,368.48x = 186,589.04 × 40,126.77
  4. Step 4: Simplify right side
    124,368.48x = 7,487,215,492.60
  5. Step 5: Solve for x
    x = 7,487,215,492.60/124,368.48
  6. Step 6: Final answer
    x = 60,201.87

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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.