Home / 375,574.71-562,968.40-138,766.35

Finding the Fourth Proportional to 375,574.71, 562,968.40 and 138,766.35

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Solution

The fourth proportional to 375,574.71, 562,968.40 and 138,766.35 is: 208,004.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,574.71 : 562,968.40 = 138,766.35 : x
  2. Step 2: Convert to fraction form
    375,574.71/562,968.40 = 138,766.35/x
  3. Step 3: Cross multiply
    375,574.71x = 562,968.40 × 138,766.35
  4. Step 4: Simplify right side
    375,574.71x = 78,121,070,033.34
  5. Step 5: Solve for x
    x = 78,121,070,033.34/375,574.71
  6. Step 6: Final answer
    x = 208,004.07

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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.