Home / 83,495.66-115,334.43-62,238.02

Finding the Fourth Proportional to 83,495.66, 115,334.43 and 62,238.02

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Solution

The fourth proportional to 83,495.66, 115,334.43 and 62,238.02 is: 85,970.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,495.66 : 115,334.43 = 62,238.02 : x
  2. Step 2: Convert to fraction form
    83,495.66/115,334.43 = 62,238.02/x
  3. Step 3: Cross multiply
    83,495.66x = 115,334.43 × 62,238.02
  4. Step 4: Simplify right side
    83,495.66x = 7,178,186,561.03
  5. Step 5: Solve for x
    x = 7,178,186,561.03/83,495.66
  6. Step 6: Final answer
    x = 85,970.77

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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.