Home / 84,222.23-126,266.27-48,643.07

Finding the Fourth Proportional to 84,222.23, 126,266.27 and 48,643.07

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Solution

The fourth proportional to 84,222.23, 126,266.27 and 48,643.07 is: 72,925.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,222.23 : 126,266.27 = 48,643.07 : x
  2. Step 2: Convert to fraction form
    84,222.23/126,266.27 = 48,643.07/x
  3. Step 3: Cross multiply
    84,222.23x = 126,266.27 × 48,643.07
  4. Step 4: Simplify right side
    84,222.23x = 6,141,978,135.70
  5. Step 5: Solve for x
    x = 6,141,978,135.70/84,222.23
  6. Step 6: Final answer
    x = 72,925.86

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1.5x scale

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.