Home / 75,005.38-103,510.07-44,813.85

Finding the Fourth Proportional to 75,005.38, 103,510.07 and 44,813.85

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Solution

The fourth proportional to 75,005.38, 103,510.07 and 44,813.85 is: 61,844.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,005.38 : 103,510.07 = 44,813.85 : x
  2. Step 2: Convert to fraction form
    75,005.38/103,510.07 = 44,813.85/x
  3. Step 3: Cross multiply
    75,005.38x = 103,510.07 × 44,813.85
  4. Step 4: Simplify right side
    75,005.38x = 4,638,684,750.47
  5. Step 5: Solve for x
    x = 4,638,684,750.47/75,005.38
  6. Step 6: Final answer
    x = 61,844.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.