Home / 375,534.73-562,981.34-138,833.29

Finding the Fourth Proportional to 375,534.73, 562,981.34 and 138,833.29

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Solution

The fourth proportional to 375,534.73, 562,981.34 and 138,833.29 is: 208,131.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,534.73 : 562,981.34 = 138,833.29 : x
  2. Step 2: Convert to fraction form
    375,534.73/562,981.34 = 138,833.29/x
  3. Step 3: Cross multiply
    375,534.73x = 562,981.34 × 138,833.29
  4. Step 4: Simplify right side
    375,534.73x = 78,160,550,946.64
  5. Step 5: Solve for x
    x = 78,160,550,946.64/375,534.73
  6. Step 6: Final answer
    x = 208,131.35

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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.