Home / 60,623.19-83,631.01-47,101.90

Finding the Fourth Proportional to 60,623.19, 83,631.01 and 47,101.90

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Solution

The fourth proportional to 60,623.19, 83,631.01 and 47,101.90 is: 64,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,623.19 : 83,631.01 = 47,101.90 : x
  2. Step 2: Convert to fraction form
    60,623.19/83,631.01 = 47,101.90/x
  3. Step 3: Cross multiply
    60,623.19x = 83,631.01 × 47,101.90
  4. Step 4: Simplify right side
    60,623.19x = 3,939,179,469.92
  5. Step 5: Solve for x
    x = 3,939,179,469.92/60,623.19
  6. Step 6: Final answer
    x = 64,978.10

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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.