Home / 218,848.37-328,272.57-169,001.18

Finding the Fourth Proportional to 218,848.37, 328,272.57 and 169,001.18

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Solution

The fourth proportional to 218,848.37, 328,272.57 and 169,001.18 is: 253,501.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,848.37 : 328,272.57 = 169,001.18 : x
  2. Step 2: Convert to fraction form
    218,848.37/328,272.57 = 169,001.18/x
  3. Step 3: Cross multiply
    218,848.37x = 328,272.57 × 169,001.18
  4. Step 4: Simplify right side
    218,848.37x = 55,478,450,050.27
  5. Step 5: Solve for x
    x = 55,478,450,050.27/218,848.37
  6. Step 6: Final answer
    x = 253,501.78

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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.