Home / 165,848.55-248,770.53-99,307.05

Finding the Fourth Proportional to 165,848.55, 248,770.53 and 99,307.05

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Solution

The fourth proportional to 165,848.55, 248,770.53 and 99,307.05 is: 148,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,848.55 : 248,770.53 = 99,307.05 : x
  2. Step 2: Convert to fraction form
    165,848.55/248,770.53 = 99,307.05/x
  3. Step 3: Cross multiply
    165,848.55x = 248,770.53 × 99,307.05
  4. Step 4: Simplify right side
    165,848.55x = 24,704,667,461.24
  5. Step 5: Solve for x
    x = 24,704,667,461.24/165,848.55
  6. Step 6: Final answer
    x = 148,959.20

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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.