Home / 94,404.79-130,281.80-51,385.85

Finding the Fourth Proportional to 94,404.79, 130,281.80 and 51,385.85

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Solution

The fourth proportional to 94,404.79, 130,281.80 and 51,385.85 is: 70,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,404.79 : 130,281.80 = 51,385.85 : x
  2. Step 2: Convert to fraction form
    94,404.79/130,281.80 = 51,385.85/x
  3. Step 3: Cross multiply
    94,404.79x = 130,281.80 × 51,385.85
  4. Step 4: Simplify right side
    94,404.79x = 6,694,640,479.74
  5. Step 5: Solve for x
    x = 6,694,640,479.74/94,404.79
  6. Step 6: Final answer
    x = 70,914.20

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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.