Home / 132,059.04-182,312.08-103,317.60

Finding the Fourth Proportional to 132,059.04, 182,312.08 and 103,317.60

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Solution

The fourth proportional to 132,059.04, 182,312.08 and 103,317.60 is: 142,633.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,059.04 : 182,312.08 = 103,317.60 : x
  2. Step 2: Convert to fraction form
    132,059.04/182,312.08 = 103,317.60/x
  3. Step 3: Cross multiply
    132,059.04x = 182,312.08 × 103,317.60
  4. Step 4: Simplify right side
    132,059.04x = 18,836,046,556.61
  5. Step 5: Solve for x
    x = 18,836,046,556.61/132,059.04
  6. Step 6: Final answer
    x = 142,633.53

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1.5x scale

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.