Home / 374,384.72-561,545.40-161,144.08

Finding the Fourth Proportional to 374,384.72, 561,545.40 and 161,144.08

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Solution

The fourth proportional to 374,384.72, 561,545.40 and 161,144.08 is: 241,702.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,384.72 : 561,545.40 = 161,144.08 : x
  2. Step 2: Convert to fraction form
    374,384.72/561,545.40 = 161,144.08/x
  3. Step 3: Cross multiply
    374,384.72x = 561,545.40 × 161,144.08
  4. Step 4: Simplify right side
    374,384.72x = 90,489,716,861.23
  5. Step 5: Solve for x
    x = 90,489,716,861.23/374,384.72
  6. Step 6: Final answer
    x = 241,702.48

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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.