Home / 124,084.13-185,890.21-70,813.13

Finding the Fourth Proportional to 124,084.13, 185,890.21 and 70,813.13

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Solution

The fourth proportional to 124,084.13, 185,890.21 and 70,813.13 is: 106,085.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,084.13 : 185,890.21 = 70,813.13 : x
  2. Step 2: Convert to fraction form
    124,084.13/185,890.21 = 70,813.13/x
  3. Step 3: Cross multiply
    124,084.13x = 185,890.21 × 70,813.13
  4. Step 4: Simplify right side
    124,084.13x = 13,163,466,499.97
  5. Step 5: Solve for x
    x = 13,163,466,499.97/124,084.13
  6. Step 6: Final answer
    x = 106,085.02

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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.