Home / 255,569.76-352,688.72-140,852.57

Finding the Fourth Proportional to 255,569.76, 352,688.72 and 140,852.57

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Solution

The fourth proportional to 255,569.76, 352,688.72 and 140,852.57 is: 194,377.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,569.76 : 352,688.72 = 140,852.57 : x
  2. Step 2: Convert to fraction form
    255,569.76/352,688.72 = 140,852.57/x
  3. Step 3: Cross multiply
    255,569.76x = 352,688.72 × 140,852.57
  4. Step 4: Simplify right side
    255,569.76x = 49,677,110,154.30
  5. Step 5: Solve for x
    x = 49,677,110,154.30/255,569.76
  6. Step 6: Final answer
    x = 194,377.89

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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.