Home / 52,138.74-78,205.05-32,152.08

Finding the Fourth Proportional to 52,138.74, 78,205.05 and 32,152.08

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Solution

The fourth proportional to 52,138.74, 78,205.05 and 32,152.08 is: 48,226.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,138.74 : 78,205.05 = 32,152.08 : x
  2. Step 2: Convert to fraction form
    52,138.74/78,205.05 = 32,152.08/x
  3. Step 3: Cross multiply
    52,138.74x = 78,205.05 × 32,152.08
  4. Step 4: Simplify right side
    52,138.74x = 2,514,455,024.00
  5. Step 5: Solve for x
    x = 2,514,455,024.00/52,138.74
  6. Step 6: Final answer
    x = 48,226.23

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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.