Home / 132,041.04-182,004.42-103,311.15

Finding the Fourth Proportional to 132,041.04, 182,004.42 and 103,311.15

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Solution

The fourth proportional to 132,041.04, 182,004.42 and 103,311.15 is: 142,403.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,041.04 : 182,004.42 = 103,311.15 : x
  2. Step 2: Convert to fraction form
    132,041.04/182,004.42 = 103,311.15/x
  3. Step 3: Cross multiply
    132,041.04x = 182,004.42 × 103,311.15
  4. Step 4: Simplify right side
    132,041.04x = 18,803,085,059.06
  5. Step 5: Solve for x
    x = 18,803,085,059.06/132,041.04
  6. Step 6: Final answer
    x = 142,403.34

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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.