Home / 234,870.47-352,133.18-74,854.34

Finding the Fourth Proportional to 234,870.47, 352,133.18 and 74,854.34

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Solution

The fourth proportional to 234,870.47, 352,133.18 and 74,854.34 is: 112,226.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,870.47 : 352,133.18 = 74,854.34 : x
  2. Step 2: Convert to fraction form
    234,870.47/352,133.18 = 74,854.34/x
  3. Step 3: Cross multiply
    234,870.47x = 352,133.18 × 74,854.34
  4. Step 4: Simplify right side
    234,870.47x = 26,358,696,781.00
  5. Step 5: Solve for x
    x = 26,358,696,781.00/234,870.47
  6. Step 6: Final answer
    x = 112,226.53

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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.