Home / 86,950.08-119,995.62-48,707.40

Finding the Fourth Proportional to 86,950.08, 119,995.62 and 48,707.40

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Solution

The fourth proportional to 86,950.08, 119,995.62 and 48,707.40 is: 67,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,950.08 : 119,995.62 = 48,707.40 : x
  2. Step 2: Convert to fraction form
    86,950.08/119,995.62 = 48,707.40/x
  3. Step 3: Cross multiply
    86,950.08x = 119,995.62 × 48,707.40
  4. Step 4: Simplify right side
    86,950.08x = 5,844,674,661.59
  5. Step 5: Solve for x
    x = 5,844,674,661.59/86,950.08
  6. Step 6: Final answer
    x = 67,218.74

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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.