Home / 141,621.76-212,442.36-48,115.36

Finding the Fourth Proportional to 141,621.76, 212,442.36 and 48,115.36

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Solution

The fourth proportional to 141,621.76, 212,442.36 and 48,115.36 is: 72,176.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,621.76 : 212,442.36 = 48,115.36 : x
  2. Step 2: Convert to fraction form
    141,621.76/212,442.36 = 48,115.36/x
  3. Step 3: Cross multiply
    141,621.76x = 212,442.36 × 48,115.36
  4. Step 4: Simplify right side
    141,621.76x = 10,221,740,630.65
  5. Step 5: Solve for x
    x = 10,221,740,630.65/141,621.76
  6. Step 6: Final answer
    x = 72,176.34

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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.