Home / 124,657.74-186,931.26-35,890.53

Finding the Fourth Proportional to 124,657.74, 186,931.26 and 35,890.53

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Solution

The fourth proportional to 124,657.74, 186,931.26 and 35,890.53 is: 53,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,657.74 : 186,931.26 = 35,890.53 : x
  2. Step 2: Convert to fraction form
    124,657.74/186,931.26 = 35,890.53/x
  3. Step 3: Cross multiply
    124,657.74x = 186,931.26 × 35,890.53
  4. Step 4: Simplify right side
    124,657.74x = 6,709,061,994.97
  5. Step 5: Solve for x
    x = 6,709,061,994.97/124,657.74
  6. Step 6: Final answer
    x = 53,819.86

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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.