Home / 374,178.24-561,085.44-124,776

Finding the Fourth Proportional to 374,178.24, 561,085.44 and 124,776

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Solution

The fourth proportional to 374,178.24, 561,085.44 and 124,776 is: 187,103.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,178.24 : 561,085.44 = 124,776 : x
  2. Step 2: Convert to fraction form
    374,178.24/561,085.44 = 124,776/x
  3. Step 3: Cross multiply
    374,178.24x = 561,085.44 × 124,776
  4. Step 4: Simplify right side
    374,178.24x = 70,009,996,861.44
  5. Step 5: Solve for x
    x = 70,009,996,861.44/374,178.24
  6. Step 6: Final answer
    x = 187,103.34

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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.