Home / 162,782.98-224,642.07-90,187.43

Finding the Fourth Proportional to 162,782.98, 224,642.07 and 90,187.43

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Solution

The fourth proportional to 162,782.98, 224,642.07 and 90,187.43 is: 124,459.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,782.98 : 224,642.07 = 90,187.43 : x
  2. Step 2: Convert to fraction form
    162,782.98/224,642.07 = 90,187.43/x
  3. Step 3: Cross multiply
    162,782.98x = 224,642.07 × 90,187.43
  4. Step 4: Simplify right side
    162,782.98x = 20,259,889,839.97
  5. Step 5: Solve for x
    x = 20,259,889,839.97/162,782.98
  6. Step 6: Final answer
    x = 124,459.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.