Home / 56,979.27-78,633.33-35,770.23

Finding the Fourth Proportional to 56,979.27, 78,633.33 and 35,770.23

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Solution

The fourth proportional to 56,979.27, 78,633.33 and 35,770.23 is: 49,364.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,979.27 : 78,633.33 = 35,770.23 : x
  2. Step 2: Convert to fraction form
    56,979.27/78,633.33 = 35,770.23/x
  3. Step 3: Cross multiply
    56,979.27x = 78,633.33 × 35,770.23
  4. Step 4: Simplify right side
    56,979.27x = 2,812,732,299.77
  5. Step 5: Solve for x
    x = 2,812,732,299.77/56,979.27
  6. Step 6: Final answer
    x = 49,364.13

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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.