Home / 64,122.10-88,462.62-42,622.24

Finding the Fourth Proportional to 64,122.10, 88,462.62 and 42,622.24

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Solution

The fourth proportional to 64,122.10, 88,462.62 and 42,622.24 is: 58,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,122.10 : 88,462.62 = 42,622.24 : x
  2. Step 2: Convert to fraction form
    64,122.10/88,462.62 = 42,622.24/x
  3. Step 3: Cross multiply
    64,122.10x = 88,462.62 × 42,622.24
  4. Step 4: Simplify right side
    64,122.10x = 3,770,475,020.67
  5. Step 5: Solve for x
    x = 3,770,475,020.67/64,122.10
  6. Step 6: Final answer
    x = 58,801.49

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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.