Home / 60,866.06-83,950.68-40,687.46

Finding the Fourth Proportional to 60,866.06, 83,950.68 and 40,687.46

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Solution

The fourth proportional to 60,866.06, 83,950.68 and 40,687.46 is: 56,118.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,866.06 : 83,950.68 = 40,687.46 : x
  2. Step 2: Convert to fraction form
    60,866.06/83,950.68 = 40,687.46/x
  3. Step 3: Cross multiply
    60,866.06x = 83,950.68 × 40,687.46
  4. Step 4: Simplify right side
    60,866.06x = 3,415,739,934.47
  5. Step 5: Solve for x
    x = 3,415,739,934.47/60,866.06
  6. Step 6: Final answer
    x = 56,118.96

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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.