Home / 282,261.60-423,046.80-124,322.40

Finding the Fourth Proportional to 282,261.60, 423,046.80 and 124,322.40

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Solution

The fourth proportional to 282,261.60, 423,046.80 and 124,322.40 is: 186,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,261.60 : 423,046.80 = 124,322.40 : x
  2. Step 2: Convert to fraction form
    282,261.60/423,046.80 = 124,322.40/x
  3. Step 3: Cross multiply
    282,261.60x = 423,046.80 × 124,322.40
  4. Step 4: Simplify right side
    282,261.60x = 52,594,193,488.32
  5. Step 5: Solve for x
    x = 52,594,193,488.32/282,261.60
  6. Step 6: Final answer
    x = 186,331.38

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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.