Home / 75,036.02-103,545.38-41,037.70

Finding the Fourth Proportional to 75,036.02, 103,545.38 and 41,037.70

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Solution

The fourth proportional to 75,036.02, 103,545.38 and 41,037.70 is: 56,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,036.02 : 103,545.38 = 41,037.70 : x
  2. Step 2: Convert to fraction form
    75,036.02/103,545.38 = 41,037.70/x
  3. Step 3: Cross multiply
    75,036.02x = 103,545.38 × 41,037.70
  4. Step 4: Simplify right side
    75,036.02x = 4,249,264,240.83
  5. Step 5: Solve for x
    x = 4,249,264,240.83/75,036.02
  6. Step 6: Final answer
    x = 56,629.66

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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.