Home / 112,177.62-154,813.41-64,432.98

Finding the Fourth Proportional to 112,177.62, 154,813.41 and 64,432.98

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Solution

The fourth proportional to 112,177.62, 154,813.41 and 64,432.98 is: 88,922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,177.62 : 154,813.41 = 64,432.98 : x
  2. Step 2: Convert to fraction form
    112,177.62/154,813.41 = 64,432.98/x
  3. Step 3: Cross multiply
    112,177.62x = 154,813.41 × 64,432.98
  4. Step 4: Simplify right side
    112,177.62x = 9,975,089,350.26
  5. Step 5: Solve for x
    x = 9,975,089,350.26/112,177.62
  6. Step 6: Final answer
    x = 88,922.28

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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.