Home / 179,720.46-248,012.62-99,148.66

Finding the Fourth Proportional to 179,720.46, 248,012.62 and 99,148.66

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Solution

The fourth proportional to 179,720.46, 248,012.62 and 99,148.66 is: 136,824.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,720.46 : 248,012.62 = 99,148.66 : x
  2. Step 2: Convert to fraction form
    179,720.46/248,012.62 = 99,148.66/x
  3. Step 3: Cross multiply
    179,720.46x = 248,012.62 × 99,148.66
  4. Step 4: Simplify right side
    179,720.46x = 24,590,118,068.19
  5. Step 5: Solve for x
    x = 24,590,118,068.19/179,720.46
  6. Step 6: Final answer
    x = 136,824.26

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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.