Home / 212,354.27-293,055.06-115,564.37

Finding the Fourth Proportional to 212,354.27, 293,055.06 and 115,564.37

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Solution

The fourth proportional to 212,354.27, 293,055.06 and 115,564.37 is: 159,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,354.27 : 293,055.06 = 115,564.37 : x
  2. Step 2: Convert to fraction form
    212,354.27/293,055.06 = 115,564.37/x
  3. Step 3: Cross multiply
    212,354.27x = 293,055.06 × 115,564.37
  4. Step 4: Simplify right side
    212,354.27x = 33,866,723,683.48
  5. Step 5: Solve for x
    x = 33,866,723,683.48/212,354.27
  6. Step 6: Final answer
    x = 159,482.19

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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.