Home / 86,270.10-119,025.04-52,267.71

Finding the Fourth Proportional to 86,270.10, 119,025.04 and 52,267.71

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Solution

The fourth proportional to 86,270.10, 119,025.04 and 52,267.71 is: 72,112.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,270.10 : 119,025.04 = 52,267.71 : x
  2. Step 2: Convert to fraction form
    86,270.10/119,025.04 = 52,267.71/x
  3. Step 3: Cross multiply
    86,270.10x = 119,025.04 × 52,267.71
  4. Step 4: Simplify right side
    86,270.10x = 6,221,166,273.46
  5. Step 5: Solve for x
    x = 6,221,166,273.46/86,270.10
  6. Step 6: Final answer
    x = 72,112.66

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1.5x scale

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.