Home / 375,577.95-562,973.27-138,769.59

Finding the Fourth Proportional to 375,577.95, 562,973.27 and 138,769.59

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Solution

The fourth proportional to 375,577.95, 562,973.27 and 138,769.59 is: 208,008.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,577.95 : 562,973.27 = 138,769.59 : x
  2. Step 2: Convert to fraction form
    375,577.95/562,973.27 = 138,769.59/x
  3. Step 3: Cross multiply
    375,577.95x = 562,973.27 × 138,769.59
  4. Step 4: Simplify right side
    375,577.95x = 78,123,569,165.01
  5. Step 5: Solve for x
    x = 78,123,569,165.01/375,577.95
  6. Step 6: Final answer
    x = 208,008.93

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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.