Home / 143,322.28-215,009.28-59,036.44

Finding the Fourth Proportional to 143,322.28, 215,009.28 and 59,036.44

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Solution

The fourth proportional to 143,322.28, 215,009.28 and 59,036.44 is: 88,565.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,322.28 : 215,009.28 = 59,036.44 : x
  2. Step 2: Convert to fraction form
    143,322.28/215,009.28 = 59,036.44/x
  3. Step 3: Cross multiply
    143,322.28x = 215,009.28 × 59,036.44
  4. Step 4: Simplify right side
    143,322.28x = 12,693,382,458.16
  5. Step 5: Solve for x
    x = 12,693,382,458.16/143,322.28
  6. Step 6: Final answer
    x = 88,565.31

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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.