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Finding the Fourth Proportional to 94,064.58, 129,809.10 and 51,623.10

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Solution

The fourth proportional to 94,064.58, 129,809.10 and 51,623.10 is: 71,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,064.58 : 129,809.10 = 51,623.10 : x
  2. Step 2: Convert to fraction form
    94,064.58/129,809.10 = 51,623.10/x
  3. Step 3: Cross multiply
    94,064.58x = 129,809.10 × 51,623.10
  4. Step 4: Simplify right side
    94,064.58x = 6,701,148,150.21
  5. Step 5: Solve for x
    x = 6,701,148,150.21/94,064.58
  6. Step 6: Final answer
    x = 71,239.87

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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.