Home / 132,465.19-182,794.57-75,880.21

Finding the Fourth Proportional to 132,465.19, 182,794.57 and 75,880.21

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Solution

The fourth proportional to 132,465.19, 182,794.57 and 75,880.21 is: 104,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,465.19 : 182,794.57 = 75,880.21 : x
  2. Step 2: Convert to fraction form
    132,465.19/182,794.57 = 75,880.21/x
  3. Step 3: Cross multiply
    132,465.19x = 182,794.57 × 75,880.21
  4. Step 4: Simplify right side
    132,465.19x = 13,870,490,358.46
  5. Step 5: Solve for x
    x = 13,870,490,358.46/132,465.19
  6. Step 6: Final answer
    x = 104,710.46

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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.