Home / 282,034.60-389,210.78-152,973.25

Finding the Fourth Proportional to 282,034.60, 389,210.78 and 152,973.25

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Solution

The fourth proportional to 282,034.60, 389,210.78 and 152,973.25 is: 211,104.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,034.60 : 389,210.78 = 152,973.25 : x
  2. Step 2: Convert to fraction form
    282,034.60/389,210.78 = 152,973.25/x
  3. Step 3: Cross multiply
    282,034.60x = 389,210.78 × 152,973.25
  4. Step 4: Simplify right side
    282,034.60x = 59,538,837,361.04
  5. Step 5: Solve for x
    x = 59,538,837,361.04/282,034.60
  6. Step 6: Final answer
    x = 211,104.73

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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.