Home / 353,577.42-530,285.13-100,853.10

Finding the Fourth Proportional to 353,577.42, 530,285.13 and 100,853.10

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Solution

The fourth proportional to 353,577.42, 530,285.13 and 100,853.10 is: 151,256.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,577.42 : 530,285.13 = 100,853.10 : x
  2. Step 2: Convert to fraction form
    353,577.42/530,285.13 = 100,853.10/x
  3. Step 3: Cross multiply
    353,577.42x = 530,285.13 × 100,853.10
  4. Step 4: Simplify right side
    353,577.42x = 53,480,899,244.40
  5. Step 5: Solve for x
    x = 53,480,899,244.40/353,577.42
  6. Step 6: Final answer
    x = 151,256.55

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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.