Home / 94,995.72-142,501-31,816.08

Finding the Fourth Proportional to 94,995.72, 142,501 and 31,816.08

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Solution

The fourth proportional to 94,995.72, 142,501 and 31,816.08 is: 47,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,995.72 : 142,501 = 31,816.08 : x
  2. Step 2: Convert to fraction form
    94,995.72/142,501 = 31,816.08/x
  3. Step 3: Cross multiply
    94,995.72x = 142,501 × 31,816.08
  4. Step 4: Simplify right side
    94,995.72x = 4,533,823,216.08
  5. Step 5: Solve for x
    x = 4,533,823,216.08/94,995.72
  6. Step 6: Final answer
    x = 47,726.61

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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.