Home / 86,332.79-119,144.73-52,344.53

Finding the Fourth Proportional to 86,332.79, 119,144.73 and 52,344.53

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Solution

The fourth proportional to 86,332.79, 119,144.73 and 52,344.53 is: 72,238.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,332.79 : 119,144.73 = 52,344.53 : x
  2. Step 2: Convert to fraction form
    86,332.79/119,144.73 = 52,344.53/x
  3. Step 3: Cross multiply
    86,332.79x = 119,144.73 × 52,344.53
  4. Step 4: Simplify right side
    86,332.79x = 6,236,574,298.10
  5. Step 5: Solve for x
    x = 6,236,574,298.10/86,332.79
  6. Step 6: Final answer
    x = 72,238.77

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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.