Home / 237,563.13-356,307.57-77,637.80

Finding the Fourth Proportional to 237,563.13, 356,307.57 and 77,637.80

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Solution

The fourth proportional to 237,563.13, 356,307.57 and 77,637.80 is: 116,444.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,563.13 : 356,307.57 = 77,637.80 : x
  2. Step 2: Convert to fraction form
    237,563.13/356,307.57 = 77,637.80/x
  3. Step 3: Cross multiply
    237,563.13x = 356,307.57 × 77,637.80
  4. Step 4: Simplify right side
    237,563.13x = 27,662,934,076.61
  5. Step 5: Solve for x
    x = 27,662,934,076.61/237,563.13
  6. Step 6: Final answer
    x = 116,444.56

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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.