Home / 127,613.40-191,279.07-52,692.24

Finding the Fourth Proportional to 127,613.40, 191,279.07 and 52,692.24

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Solution

The fourth proportional to 127,613.40, 191,279.07 and 52,692.24 is: 78,980.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,613.40 : 191,279.07 = 52,692.24 : x
  2. Step 2: Convert to fraction form
    127,613.40/191,279.07 = 52,692.24/x
  3. Step 3: Cross multiply
    127,613.40x = 191,279.07 × 52,692.24
  4. Step 4: Simplify right side
    127,613.40x = 10,078,922,663.42
  5. Step 5: Solve for x
    x = 10,078,922,663.42/127,613.40
  6. Step 6: Final answer
    x = 78,980.13

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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.