Home / 98,281.93-147,335.58-38,296.49

Finding the Fourth Proportional to 98,281.93, 147,335.58 and 38,296.49

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Solution

The fourth proportional to 98,281.93, 147,335.58 and 38,296.49 is: 57,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,281.93 : 147,335.58 = 38,296.49 : x
  2. Step 2: Convert to fraction form
    98,281.93/147,335.58 = 38,296.49/x
  3. Step 3: Cross multiply
    98,281.93x = 147,335.58 × 38,296.49
  4. Step 4: Simplify right side
    98,281.93x = 5,642,435,566.11
  5. Step 5: Solve for x
    x = 5,642,435,566.11/98,281.93
  6. Step 6: Final answer
    x = 57,410.71

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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.