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Finding the Fourth Proportional to 94,668.32, 130,642.80 and 52,226.88

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Solution

The fourth proportional to 94,668.32, 130,642.80 and 52,226.88 is: 72,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,668.32 : 130,642.80 = 52,226.88 : x
  2. Step 2: Convert to fraction form
    94,668.32/130,642.80 = 52,226.88/x
  3. Step 3: Cross multiply
    94,668.32x = 130,642.80 × 52,226.88
  4. Step 4: Simplify right side
    94,668.32x = 6,823,065,838.46
  5. Step 5: Solve for x
    x = 6,823,065,838.46/94,668.32
  6. Step 6: Final answer
    x = 72,073.38

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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.