Home / 86,486.04-119,350.54-48,760.02

Finding the Fourth Proportional to 86,486.04, 119,350.54 and 48,760.02

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Solution

The fourth proportional to 86,486.04, 119,350.54 and 48,760.02 is: 67,288.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,486.04 : 119,350.54 = 48,760.02 : x
  2. Step 2: Convert to fraction form
    86,486.04/119,350.54 = 48,760.02/x
  3. Step 3: Cross multiply
    86,486.04x = 119,350.54 × 48,760.02
  4. Step 4: Simplify right side
    86,486.04x = 5,819,534,595.51
  5. Step 5: Solve for x
    x = 5,819,534,595.51/86,486.04
  6. Step 6: Final answer
    x = 67,288.72

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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.