Home / 74,286.08-111,423.76-34,852.16

Finding the Fourth Proportional to 74,286.08, 111,423.76 and 34,852.16

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Solution

The fourth proportional to 74,286.08, 111,423.76 and 34,852.16 is: 52,275.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,286.08 : 111,423.76 = 34,852.16 : x
  2. Step 2: Convert to fraction form
    74,286.08/111,423.76 = 34,852.16/x
  3. Step 3: Cross multiply
    74,286.08x = 111,423.76 × 34,852.16
  4. Step 4: Simplify right side
    74,286.08x = 3,883,358,711.32
  5. Step 5: Solve for x
    x = 3,883,358,711.32/74,286.08
  6. Step 6: Final answer
    x = 52,275.73

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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.