Home / 152,886.96-229,157.42-77,848.60

Finding the Fourth Proportional to 152,886.96, 229,157.42 and 77,848.60

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Solution

The fourth proportional to 152,886.96, 229,157.42 and 77,848.60 is: 116,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,886.96 : 229,157.42 = 77,848.60 : x
  2. Step 2: Convert to fraction form
    152,886.96/229,157.42 = 77,848.60/x
  3. Step 3: Cross multiply
    152,886.96x = 229,157.42 × 77,848.60
  4. Step 4: Simplify right side
    152,886.96x = 17,839,583,364.48
  5. Step 5: Solve for x
    x = 17,839,583,364.48/152,886.96
  6. Step 6: Final answer
    x = 116,684.79

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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.