Home / 95,490.15-143,282.75-72,259.11

Finding the Fourth Proportional to 95,490.15, 143,282.75 and 72,259.11

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Solution

The fourth proportional to 95,490.15, 143,282.75 and 72,259.11 is: 108,424.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,490.15 : 143,282.75 = 72,259.11 : x
  2. Step 2: Convert to fraction form
    95,490.15/143,282.75 = 72,259.11/x
  3. Step 3: Cross multiply
    95,490.15x = 143,282.75 × 72,259.11
  4. Step 4: Simplify right side
    95,490.15x = 10,353,483,632.06
  5. Step 5: Solve for x
    x = 10,353,483,632.06/95,490.15
  6. Step 6: Final answer
    x = 108,424.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.