Home / 146,814.32-202,607.52-83,151.20

Finding the Fourth Proportional to 146,814.32, 202,607.52 and 83,151.20

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Solution

The fourth proportional to 146,814.32, 202,607.52 and 83,151.20 is: 114,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,814.32 : 202,607.52 = 83,151.20 : x
  2. Step 2: Convert to fraction form
    146,814.32/202,607.52 = 83,151.20/x
  3. Step 3: Cross multiply
    146,814.32x = 202,607.52 × 83,151.20
  4. Step 4: Simplify right side
    146,814.32x = 16,847,058,417.02
  5. Step 5: Solve for x
    x = 16,847,058,417.02/146,814.32
  6. Step 6: Final answer
    x = 114,750.78

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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.