Home / 98,033.39-147,036.18-31,464.91

Finding the Fourth Proportional to 98,033.39, 147,036.18 and 31,464.91

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Solution

The fourth proportional to 98,033.39, 147,036.18 and 31,464.91 is: 47,192.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,033.39 : 147,036.18 = 31,464.91 : x
  2. Step 2: Convert to fraction form
    98,033.39/147,036.18 = 31,464.91/x
  3. Step 3: Cross multiply
    98,033.39x = 147,036.18 × 31,464.91
  4. Step 4: Simplify right side
    98,033.39x = 4,626,479,435.26
  5. Step 5: Solve for x
    x = 4,626,479,435.26/98,033.39
  6. Step 6: Final answer
    x = 47,192.89

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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.