Home / 55,956.02-77,166.07-43,188.80

Finding the Fourth Proportional to 55,956.02, 77,166.07 and 43,188.80

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Solution

The fourth proportional to 55,956.02, 77,166.07 and 43,188.80 is: 59,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,956.02 : 77,166.07 = 43,188.80 : x
  2. Step 2: Convert to fraction form
    55,956.02/77,166.07 = 43,188.80/x
  3. Step 3: Cross multiply
    55,956.02x = 77,166.07 × 43,188.80
  4. Step 4: Simplify right side
    55,956.02x = 3,332,709,470.21
  5. Step 5: Solve for x
    x = 3,332,709,470.21/55,956.02
  6. Step 6: Final answer
    x = 59,559.45

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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.