Home / 74,077.20-111,126.60-24,148.80

Finding the Fourth Proportional to 74,077.20, 111,126.60 and 24,148.80

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Solution

The fourth proportional to 74,077.20, 111,126.60 and 24,148.80 is: 36,226.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,077.20 : 111,126.60 = 24,148.80 : x
  2. Step 2: Convert to fraction form
    74,077.20/111,126.60 = 24,148.80/x
  3. Step 3: Cross multiply
    74,077.20x = 111,126.60 × 24,148.80
  4. Step 4: Simplify right side
    74,077.20x = 2,683,574,038.08
  5. Step 5: Solve for x
    x = 2,683,574,038.08/74,077.20
  6. Step 6: Final answer
    x = 36,226.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.