Home / 55,888.79-77,126.14-31,694.32

Finding the Fourth Proportional to 55,888.79, 77,126.14 and 31,694.32

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Solution

The fourth proportional to 55,888.79, 77,126.14 and 31,694.32 is: 43,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,888.79 : 77,126.14 = 31,694.32 : x
  2. Step 2: Convert to fraction form
    55,888.79/77,126.14 = 31,694.32/x
  3. Step 3: Cross multiply
    55,888.79x = 77,126.14 × 31,694.32
  4. Step 4: Simplify right side
    55,888.79x = 2,444,460,697.55
  5. Step 5: Solve for x
    x = 2,444,460,697.55/55,888.79
  6. Step 6: Final answer
    x = 43,737.95

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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.