Home / 62,199.68-85,767.80-42,021.52

Finding the Fourth Proportional to 62,199.68, 85,767.80 and 42,021.52

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Solution

The fourth proportional to 62,199.68, 85,767.80 and 42,021.52 is: 57,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,199.68 : 85,767.80 = 42,021.52 : x
  2. Step 2: Convert to fraction form
    62,199.68/85,767.80 = 42,021.52/x
  3. Step 3: Cross multiply
    62,199.68x = 85,767.80 × 42,021.52
  4. Step 4: Simplify right side
    62,199.68x = 3,604,093,323.06
  5. Step 5: Solve for x
    x = 3,604,093,323.06/62,199.68
  6. Step 6: Final answer
    x = 57,943.92

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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.