Home / 127,748.70-191,623.05-48,822.30

Finding the Fourth Proportional to 127,748.70, 191,623.05 and 48,822.30

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Solution

The fourth proportional to 127,748.70, 191,623.05 and 48,822.30 is: 73,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,748.70 : 191,623.05 = 48,822.30 : x
  2. Step 2: Convert to fraction form
    127,748.70/191,623.05 = 48,822.30/x
  3. Step 3: Cross multiply
    127,748.70x = 191,623.05 × 48,822.30
  4. Step 4: Simplify right side
    127,748.70x = 9,355,478,034.02
  5. Step 5: Solve for x
    x = 9,355,478,034.02/127,748.70
  6. Step 6: Final answer
    x = 73,233.45

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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.