Home / 74,312.20-111,338.70-62,648.20

Finding the Fourth Proportional to 74,312.20, 111,338.70 and 62,648.20

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Solution

The fourth proportional to 74,312.20, 111,338.70 and 62,648.20 is: 93,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,312.20 : 111,338.70 = 62,648.20 : x
  2. Step 2: Convert to fraction form
    74,312.20/111,338.70 = 62,648.20/x
  3. Step 3: Cross multiply
    74,312.20x = 111,338.70 × 62,648.20
  4. Step 4: Simplify right side
    74,312.20x = 6,975,169,145.34
  5. Step 5: Solve for x
    x = 6,975,169,145.34/74,312.20
  6. Step 6: Final answer
    x = 93,863.04

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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.