Home / 86,322.35-119,130.83-52,332.28

Finding the Fourth Proportional to 86,322.35, 119,130.83 and 52,332.28

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Solution

The fourth proportional to 86,322.35, 119,130.83 and 52,332.28 is: 72,222.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,322.35 : 119,130.83 = 52,332.28 : x
  2. Step 2: Convert to fraction form
    86,322.35/119,130.83 = 52,332.28/x
  3. Step 3: Cross multiply
    86,322.35x = 119,130.83 × 52,332.28
  4. Step 4: Simplify right side
    86,322.35x = 6,234,387,952.19
  5. Step 5: Solve for x
    x = 6,234,387,952.19/86,322.35
  6. Step 6: Final answer
    x = 72,222.18

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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.