Home / 179,763.12-248,068.44-99,186.75

Finding the Fourth Proportional to 179,763.12, 248,068.44 and 99,186.75

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Solution

The fourth proportional to 179,763.12, 248,068.44 and 99,186.75 is: 136,875.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,763.12 : 248,068.44 = 99,186.75 : x
  2. Step 2: Convert to fraction form
    179,763.12/248,068.44 = 99,186.75/x
  3. Step 3: Cross multiply
    179,763.12x = 248,068.44 × 99,186.75
  4. Step 4: Simplify right side
    179,763.12x = 24,605,102,341.17
  5. Step 5: Solve for x
    x = 24,605,102,341.17/179,763.12
  6. Step 6: Final answer
    x = 136,875.14

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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.