Home / 171,815.50-237,209.07-112,303.18

Finding the Fourth Proportional to 171,815.50, 237,209.07 and 112,303.18

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Solution

The fourth proportional to 171,815.50, 237,209.07 and 112,303.18 is: 155,046.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,815.50 : 237,209.07 = 112,303.18 : x
  2. Step 2: Convert to fraction form
    171,815.50/237,209.07 = 112,303.18/x
  3. Step 3: Cross multiply
    171,815.50x = 237,209.07 × 112,303.18
  4. Step 4: Simplify right side
    171,815.50x = 26,639,332,885.84
  5. Step 5: Solve for x
    x = 26,639,332,885.84/171,815.50
  6. Step 6: Final answer
    x = 155,046.16

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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.