Home / 94,769.32-130,739.73-64,131.50

Finding the Fourth Proportional to 94,769.32, 130,739.73 and 64,131.50

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Solution

The fourth proportional to 94,769.32, 130,739.73 and 64,131.50 is: 88,473.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,769.32 : 130,739.73 = 64,131.50 : x
  2. Step 2: Convert to fraction form
    94,769.32/130,739.73 = 64,131.50/x
  3. Step 3: Cross multiply
    94,769.32x = 130,739.73 × 64,131.50
  4. Step 4: Simplify right side
    94,769.32x = 8,384,534,340.80
  5. Step 5: Solve for x
    x = 8,384,534,340.80/94,769.32
  6. Step 6: Final answer
    x = 88,473.09

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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.