Home / 213,028.80-293,980.48-117,535.36

Finding the Fourth Proportional to 213,028.80, 293,980.48 and 117,535.36

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Solution

The fourth proportional to 213,028.80, 293,980.48 and 117,535.36 is: 162,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,028.80 : 293,980.48 = 117,535.36 : x
  2. Step 2: Convert to fraction form
    213,028.80/293,980.48 = 117,535.36/x
  3. Step 3: Cross multiply
    213,028.80x = 293,980.48 × 117,535.36
  4. Step 4: Simplify right side
    213,028.80x = 34,553,101,549.77
  5. Step 5: Solve for x
    x = 34,553,101,549.77/213,028.80
  6. Step 6: Final answer
    x = 162,199.20

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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.