Home / 94,675.36-142,016.64-31,501.12

Finding the Fourth Proportional to 94,675.36, 142,016.64 and 31,501.12

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Solution

The fourth proportional to 94,675.36, 142,016.64 and 31,501.12 is: 47,252.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,675.36 : 142,016.64 = 31,501.12 : x
  2. Step 2: Convert to fraction form
    94,675.36/142,016.64 = 31,501.12/x
  3. Step 3: Cross multiply
    94,675.36x = 142,016.64 × 31,501.12
  4. Step 4: Simplify right side
    94,675.36x = 4,473,683,218.64
  5. Step 5: Solve for x
    x = 4,473,683,218.64/94,675.36
  6. Step 6: Final answer
    x = 47,252.88

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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.