Home / 113,509.42-156,644.08-62,522.36

Finding the Fourth Proportional to 113,509.42, 156,644.08 and 62,522.36

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Solution

The fourth proportional to 113,509.42, 156,644.08 and 62,522.36 is: 86,281.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,509.42 : 156,644.08 = 62,522.36 : x
  2. Step 2: Convert to fraction form
    113,509.42/156,644.08 = 62,522.36/x
  3. Step 3: Cross multiply
    113,509.42x = 156,644.08 × 62,522.36
  4. Step 4: Simplify right side
    113,509.42x = 9,793,758,090.64
  5. Step 5: Solve for x
    x = 9,793,758,090.64/113,509.42
  6. Step 6: Final answer
    x = 86,281.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.