Home / 86,563.08-119,456.55-48,320.41

Finding the Fourth Proportional to 86,563.08, 119,456.55 and 48,320.41

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Solution

The fourth proportional to 86,563.08, 119,456.55 and 48,320.41 is: 66,681.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,563.08 : 119,456.55 = 48,320.41 : x
  2. Step 2: Convert to fraction form
    86,563.08/119,456.55 = 48,320.41/x
  3. Step 3: Cross multiply
    86,563.08x = 119,456.55 × 48,320.41
  4. Step 4: Simplify right side
    86,563.08x = 5,772,189,473.19
  5. Step 5: Solve for x
    x = 5,772,189,473.19/86,563.08
  6. Step 6: Final answer
    x = 66,681.89

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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.