Home / 169,448.32-253,995.12-57,089.72

Finding the Fourth Proportional to 169,448.32, 253,995.12 and 57,089.72

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Solution

The fourth proportional to 169,448.32, 253,995.12 and 57,089.72 is: 85,574.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,448.32 : 253,995.12 = 57,089.72 : x
  2. Step 2: Convert to fraction form
    169,448.32/253,995.12 = 57,089.72/x
  3. Step 3: Cross multiply
    169,448.32x = 253,995.12 × 57,089.72
  4. Step 4: Simplify right side
    169,448.32x = 14,500,510,282.17
  5. Step 5: Solve for x
    x = 14,500,510,282.17/169,448.32
  6. Step 6: Final answer
    x = 85,574.82

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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.