Home / 200,247.12-276,046.56-152,417.16

Finding the Fourth Proportional to 200,247.12, 276,046.56 and 152,417.16

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Solution

The fourth proportional to 200,247.12, 276,046.56 and 152,417.16 is: 210,111.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,247.12 : 276,046.56 = 152,417.16 : x
  2. Step 2: Convert to fraction form
    200,247.12/276,046.56 = 152,417.16/x
  3. Step 3: Cross multiply
    200,247.12x = 276,046.56 × 152,417.16
  4. Step 4: Simplify right side
    200,247.12x = 42,074,232,702.97
  5. Step 5: Solve for x
    x = 42,074,232,702.97/200,247.12
  6. Step 6: Final answer
    x = 210,111.55

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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.