Home / 207,256.12-310,884.14-57,496.40

Finding the Fourth Proportional to 207,256.12, 310,884.14 and 57,496.40

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Solution

The fourth proportional to 207,256.12, 310,884.14 and 57,496.40 is: 86,244.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,256.12 : 310,884.14 = 57,496.40 : x
  2. Step 2: Convert to fraction form
    207,256.12/310,884.14 = 57,496.40/x
  3. Step 3: Cross multiply
    207,256.12x = 310,884.14 × 57,496.40
  4. Step 4: Simplify right side
    207,256.12x = 17,874,718,867.10
  5. Step 5: Solve for x
    x = 17,874,718,867.10/207,256.12
  6. Step 6: Final answer
    x = 86,244.59

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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.