Home / 253,582.05-380,444.18-101,885.65

Finding the Fourth Proportional to 253,582.05, 380,444.18 and 101,885.65

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Solution

The fourth proportional to 253,582.05, 380,444.18 and 101,885.65 is: 152,857.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,582.05 : 380,444.18 = 101,885.65 : x
  2. Step 2: Convert to fraction form
    253,582.05/380,444.18 = 101,885.65/x
  3. Step 3: Cross multiply
    253,582.05x = 380,444.18 × 101,885.65
  4. Step 4: Simplify right side
    253,582.05x = 38,761,802,568.02
  5. Step 5: Solve for x
    x = 38,761,802,568.02/253,582.05
  6. Step 6: Final answer
    x = 152,857.04

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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.