Home / 179,773.65-248,077.98-99,185.40

Finding the Fourth Proportional to 179,773.65, 248,077.98 and 99,185.40

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Solution

The fourth proportional to 179,773.65, 248,077.98 and 99,185.40 is: 136,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,773.65 : 248,077.98 = 99,185.40 : x
  2. Step 2: Convert to fraction form
    179,773.65/248,077.98 = 99,185.40/x
  3. Step 3: Cross multiply
    179,773.65x = 248,077.98 × 99,185.40
  4. Step 4: Simplify right side
    179,773.65x = 24,605,713,677.49
  5. Step 5: Solve for x
    x = 24,605,713,677.49/179,773.65
  6. Step 6: Final answer
    x = 136,870.52

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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.