Home / 155,848.52-234,194.84-84,823.68

Finding the Fourth Proportional to 155,848.52, 234,194.84 and 84,823.68

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Solution

The fourth proportional to 155,848.52, 234,194.84 and 84,823.68 is: 127,465.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,848.52 : 234,194.84 = 84,823.68 : x
  2. Step 2: Convert to fraction form
    155,848.52/234,194.84 = 84,823.68/x
  3. Step 3: Cross multiply
    155,848.52x = 234,194.84 × 84,823.68
  4. Step 4: Simplify right side
    155,848.52x = 19,865,268,165.81
  5. Step 5: Solve for x
    x = 19,865,268,165.81/155,848.52
  6. Step 6: Final answer
    x = 127,465.23

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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.