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Finding the Fourth Proportional to 94,278.35, 130,106.35 and 51,260.30

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Solution

The fourth proportional to 94,278.35, 130,106.35 and 51,260.30 is: 70,740.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,278.35 : 130,106.35 = 51,260.30 : x
  2. Step 2: Convert to fraction form
    94,278.35/130,106.35 = 51,260.30/x
  3. Step 3: Cross multiply
    94,278.35x = 130,106.35 × 51,260.30
  4. Step 4: Simplify right side
    94,278.35x = 6,669,290,532.91
  5. Step 5: Solve for x
    x = 6,669,290,532.91/94,278.35
  6. Step 6: Final answer
    x = 70,740.42

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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.