Home / 213,048.14-319,267.60-156,444.17

Finding the Fourth Proportional to 213,048.14, 319,267.60 and 156,444.17

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Solution

The fourth proportional to 213,048.14, 319,267.60 and 156,444.17 is: 234,442.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,048.14 : 319,267.60 = 156,444.17 : x
  2. Step 2: Convert to fraction form
    213,048.14/319,267.60 = 156,444.17/x
  3. Step 3: Cross multiply
    213,048.14x = 319,267.60 × 156,444.17
  4. Step 4: Simplify right side
    213,048.14x = 49,947,554,689.89
  5. Step 5: Solve for x
    x = 49,947,554,689.89/213,048.14
  6. Step 6: Final answer
    x = 234,442.58

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1.5x scale

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.