Home / 213,072.04-319,303.50-156,468.16

Finding the Fourth Proportional to 213,072.04, 319,303.50 and 156,468.16

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Solution

The fourth proportional to 213,072.04, 319,303.50 and 156,468.16 is: 234,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,072.04 : 319,303.50 = 156,468.16 : x
  2. Step 2: Convert to fraction form
    213,072.04/319,303.50 = 156,468.16/x
  3. Step 3: Cross multiply
    213,072.04x = 319,303.50 × 156,468.16
  4. Step 4: Simplify right side
    213,072.04x = 49,960,831,126.56
  5. Step 5: Solve for x
    x = 49,960,831,126.56/213,072.04
  6. Step 6: Final answer
    x = 234,478.59

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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.