Home / 55,888.47-77,126.24-30,737.97

Finding the Fourth Proportional to 55,888.47, 77,126.24 and 30,737.97

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Solution

The fourth proportional to 55,888.47, 77,126.24 and 30,737.97 is: 42,418.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,888.47 : 77,126.24 = 30,737.97 : x
  2. Step 2: Convert to fraction form
    55,888.47/77,126.24 = 30,737.97/x
  3. Step 3: Cross multiply
    55,888.47x = 77,126.24 × 30,737.97
  4. Step 4: Simplify right side
    55,888.47x = 2,370,704,051.33
  5. Step 5: Solve for x
    x = 2,370,704,051.33/55,888.47
  6. Step 6: Final answer
    x = 42,418.48

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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.