Home / 213,159.48-294,158.46-117,666.24

Finding the Fourth Proportional to 213,159.48, 294,158.46 and 117,666.24

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Solution

The fourth proportional to 213,159.48, 294,158.46 and 117,666.24 is: 162,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,159.48 : 294,158.46 = 117,666.24 : x
  2. Step 2: Convert to fraction form
    213,159.48/294,158.46 = 117,666.24/x
  3. Step 3: Cross multiply
    213,159.48x = 294,158.46 × 117,666.24
  4. Step 4: Simplify right side
    213,159.48x = 34,612,519,952.39
  5. Step 5: Solve for x
    x = 34,612,519,952.39/213,159.48
  6. Step 6: Final answer
    x = 162,378.52

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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.