Home / 55,890.14-77,139.34-32,032.80

Finding the Fourth Proportional to 55,890.14, 77,139.34 and 32,032.80

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Solution

The fourth proportional to 55,890.14, 77,139.34 and 32,032.80 is: 44,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,890.14 : 77,139.34 = 32,032.80 : x
  2. Step 2: Convert to fraction form
    55,890.14/77,139.34 = 32,032.80/x
  3. Step 3: Cross multiply
    55,890.14x = 77,139.34 × 32,032.80
  4. Step 4: Simplify right side
    55,890.14x = 2,470,988,970.27
  5. Step 5: Solve for x
    x = 2,470,988,970.27/55,890.14
  6. Step 6: Final answer
    x = 44,211.54

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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.