Home / 94,721.36-130,715.34-52,279.79

Finding the Fourth Proportional to 94,721.36, 130,715.34 and 52,279.79

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Solution

The fourth proportional to 94,721.36, 130,715.34 and 52,279.79 is: 72,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,721.36 : 130,715.34 = 52,279.79 : x
  2. Step 2: Convert to fraction form
    94,721.36/130,715.34 = 52,279.79/x
  3. Step 3: Cross multiply
    94,721.36x = 130,715.34 × 52,279.79
  4. Step 4: Simplify right side
    94,721.36x = 6,833,770,524.98
  5. Step 5: Solve for x
    x = 6,833,770,524.98/94,721.36
  6. Step 6: Final answer
    x = 72,146.03

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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.