Home / 191,948.22-264,888.84-107,070.72

Finding the Fourth Proportional to 191,948.22, 264,888.84 and 107,070.72

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Solution

The fourth proportional to 191,948.22, 264,888.84 and 107,070.72 is: 147,757.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,948.22 : 264,888.84 = 107,070.72 : x
  2. Step 2: Convert to fraction form
    191,948.22/264,888.84 = 107,070.72/x
  3. Step 3: Cross multiply
    191,948.22x = 264,888.84 × 107,070.72
  4. Step 4: Simplify right side
    191,948.22x = 28,361,838,818.76
  5. Step 5: Solve for x
    x = 28,361,838,818.76/191,948.22
  6. Step 6: Final answer
    x = 147,757.76

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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.