Home / 223,362.20-335,432.10-118,386.20

Finding the Fourth Proportional to 223,362.20, 335,432.10 and 118,386.20

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Solution

The fourth proportional to 223,362.20, 335,432.10 and 118,386.20 is: 177,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,362.20 : 335,432.10 = 118,386.20 : x
  2. Step 2: Convert to fraction form
    223,362.20/335,432.10 = 118,386.20/x
  3. Step 3: Cross multiply
    223,362.20x = 335,432.10 × 118,386.20
  4. Step 4: Simplify right side
    223,362.20x = 39,710,531,677.02
  5. Step 5: Solve for x
    x = 39,710,531,677.02/223,362.20
  6. Step 6: Final answer
    x = 177,785.37

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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.