Home / 94,654.02-141,927.77-31,440.31

Finding the Fourth Proportional to 94,654.02, 141,927.77 and 31,440.31

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Solution

The fourth proportional to 94,654.02, 141,927.77 and 31,440.31 is: 47,142.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,654.02 : 141,927.77 = 31,440.31 : x
  2. Step 2: Convert to fraction form
    94,654.02/141,927.77 = 31,440.31/x
  3. Step 3: Cross multiply
    94,654.02x = 141,927.77 × 31,440.31
  4. Step 4: Simplify right side
    94,654.02x = 4,462,252,810.19
  5. Step 5: Solve for x
    x = 4,462,252,810.19/94,654.02
  6. Step 6: Final answer
    x = 47,142.77

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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.