Home / 223,316.02-308,141.42-132,669.66

Finding the Fourth Proportional to 223,316.02, 308,141.42 and 132,669.66

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Solution

The fourth proportional to 223,316.02, 308,141.42 and 132,669.66 is: 183,063.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,316.02 : 308,141.42 = 132,669.66 : x
  2. Step 2: Convert to fraction form
    223,316.02/308,141.42 = 132,669.66/x
  3. Step 3: Cross multiply
    223,316.02x = 308,141.42 × 132,669.66
  4. Step 4: Simplify right side
    223,316.02x = 40,881,016,928.47
  5. Step 5: Solve for x
    x = 40,881,016,928.47/223,316.02
  6. Step 6: Final answer
    x = 183,063.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.