Home / 207,312.44-310,470.40-118,296.10

Finding the Fourth Proportional to 207,312.44, 310,470.40 and 118,296.10

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Solution

The fourth proportional to 207,312.44, 310,470.40 and 118,296.10 is: 177,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,312.44 : 310,470.40 = 118,296.10 : x
  2. Step 2: Convert to fraction form
    207,312.44/310,470.40 = 118,296.10/x
  3. Step 3: Cross multiply
    207,312.44x = 310,470.40 × 118,296.10
  4. Step 4: Simplify right side
    207,312.44x = 36,727,437,485.44
  5. Step 5: Solve for x
    x = 36,727,437,485.44/207,312.44
  6. Step 6: Final answer
    x = 177,159.83

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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.