Home / 94,306.92-130,140.94-51,865.45

Finding the Fourth Proportional to 94,306.92, 130,140.94 and 51,865.45

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Solution

The fourth proportional to 94,306.92, 130,140.94 and 51,865.45 is: 71,572.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,306.92 : 130,140.94 = 51,865.45 : x
  2. Step 2: Convert to fraction form
    94,306.92/130,140.94 = 51,865.45/x
  3. Step 3: Cross multiply
    94,306.92x = 130,140.94 × 51,865.45
  4. Step 4: Simplify right side
    94,306.92x = 6,749,818,416.52
  5. Step 5: Solve for x
    x = 6,749,818,416.52/94,306.92
  6. Step 6: Final answer
    x = 71,572.89

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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.