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Finding the Fourth Proportional to 210,333.31, 315,566.35 and 159,973.57

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Solution

The fourth proportional to 210,333.31, 315,566.35 and 159,973.57 is: 240,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,333.31 : 315,566.35 = 159,973.57 : x
  2. Step 2: Convert to fraction form
    210,333.31/315,566.35 = 159,973.57/x
  3. Step 3: Cross multiply
    210,333.31x = 315,566.35 × 159,973.57
  4. Step 4: Simplify right side
    210,333.31x = 50,482,274,392.52
  5. Step 5: Solve for x
    x = 50,482,274,392.52/210,333.31
  6. Step 6: Final answer
    x = 240,010.84

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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.