Home / 376,897.11-565,095.74-136,982.53

Finding the Fourth Proportional to 376,897.11, 565,095.74 and 136,982.53

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Solution

The fourth proportional to 376,897.11, 565,095.74 and 136,982.53 is: 205,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,897.11 : 565,095.74 = 136,982.53 : x
  2. Step 2: Convert to fraction form
    376,897.11/565,095.74 = 136,982.53/x
  3. Step 3: Cross multiply
    376,897.11x = 565,095.74 × 136,982.53
  4. Step 4: Simplify right side
    376,897.11x = 77,408,242,637.61
  5. Step 5: Solve for x
    x = 77,408,242,637.61/376,897.11
  6. Step 6: Final answer
    x = 205,382.96

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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.