Home / 207,501.60-310,753.50-118,485.36

Finding the Fourth Proportional to 207,501.60, 310,753.50 and 118,485.36

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Solution

The fourth proportional to 207,501.60, 310,753.50 and 118,485.36 is: 177,443.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,501.60 : 310,753.50 = 118,485.36 : x
  2. Step 2: Convert to fraction form
    207,501.60/310,753.50 = 118,485.36/x
  3. Step 3: Cross multiply
    207,501.60x = 310,753.50 × 118,485.36
  4. Step 4: Simplify right side
    207,501.60x = 36,819,740,318.76
  5. Step 5: Solve for x
    x = 36,819,740,318.76/207,501.60
  6. Step 6: Final answer
    x = 177,443.16

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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.