Home / 94,105.38-129,864.88-51,085.74

Finding the Fourth Proportional to 94,105.38, 129,864.88 and 51,085.74

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Solution

The fourth proportional to 94,105.38, 129,864.88 and 51,085.74 is: 70,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,105.38 : 129,864.88 = 51,085.74 : x
  2. Step 2: Convert to fraction form
    94,105.38/129,864.88 = 51,085.74/x
  3. Step 3: Cross multiply
    94,105.38x = 129,864.88 × 51,085.74
  4. Step 4: Simplify right side
    94,105.38x = 6,634,243,494.81
  5. Step 5: Solve for x
    x = 6,634,243,494.81/94,105.38
  6. Step 6: Final answer
    x = 70,498.03

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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.