Home / 132,285.46-198,220.83-112,482.58

Finding the Fourth Proportional to 132,285.46, 198,220.83 and 112,482.58

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Solution

The fourth proportional to 132,285.46, 198,220.83 and 112,482.58 is: 168,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,285.46 : 198,220.83 = 112,482.58 : x
  2. Step 2: Convert to fraction form
    132,285.46/198,220.83 = 112,482.58/x
  3. Step 3: Cross multiply
    132,285.46x = 198,220.83 × 112,482.58
  4. Step 4: Simplify right side
    132,285.46x = 22,296,390,368.14
  5. Step 5: Solve for x
    x = 22,296,390,368.14/132,285.46
  6. Step 6: Final answer
    x = 168,547.55

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1.5x scale

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.