Home / 98,835.14-148,146.35-42,701.82

Finding the Fourth Proportional to 98,835.14, 148,146.35 and 42,701.82

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Solution

The fourth proportional to 98,835.14, 148,146.35 and 42,701.82 is: 64,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,835.14 : 148,146.35 = 42,701.82 : x
  2. Step 2: Convert to fraction form
    98,835.14/148,146.35 = 42,701.82/x
  3. Step 3: Cross multiply
    98,835.14x = 148,146.35 × 42,701.82
  4. Step 4: Simplify right side
    98,835.14x = 6,326,118,557.85
  5. Step 5: Solve for x
    x = 6,326,118,557.85/98,835.14
  6. Step 6: Final answer
    x = 64,006.78

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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.