Home / 63,084.20-87,055.10-34,404.09

Finding the Fourth Proportional to 63,084.20, 87,055.10 and 34,404.09

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Solution

The fourth proportional to 63,084.20, 87,055.10 and 34,404.09 is: 47,477.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,084.20 : 87,055.10 = 34,404.09 : x
  2. Step 2: Convert to fraction form
    63,084.20/87,055.10 = 34,404.09/x
  3. Step 3: Cross multiply
    63,084.20x = 87,055.10 × 34,404.09
  4. Step 4: Simplify right side
    63,084.20x = 2,995,051,125.90
  5. Step 5: Solve for x
    x = 2,995,051,125.90/63,084.20
  6. Step 6: Final answer
    x = 47,477.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.