Home / 94,967.42-142,458.62-31,787.91

Finding the Fourth Proportional to 94,967.42, 142,458.62 and 31,787.91

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Solution

The fourth proportional to 94,967.42, 142,458.62 and 31,787.91 is: 47,684.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,967.42 : 142,458.62 = 31,787.91 : x
  2. Step 2: Convert to fraction form
    94,967.42/142,458.62 = 31,787.91/x
  3. Step 3: Cross multiply
    94,967.42x = 142,458.62 × 31,787.91
  4. Step 4: Simplify right side
    94,967.42x = 4,528,461,632.34
  5. Step 5: Solve for x
    x = 4,528,461,632.34/94,967.42
  6. Step 6: Final answer
    x = 47,684.37

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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.