Home / 213,458.14-294,569.52-117,962.79

Finding the Fourth Proportional to 213,458.14, 294,569.52 and 117,962.79

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Solution

The fourth proportional to 213,458.14, 294,569.52 and 117,962.79 is: 162,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,458.14 : 294,569.52 = 117,962.79 : x
  2. Step 2: Convert to fraction form
    213,458.14/294,569.52 = 117,962.79/x
  3. Step 3: Cross multiply
    213,458.14x = 294,569.52 × 117,962.79
  4. Step 4: Simplify right side
    213,458.14x = 34,748,242,428.16
  5. Step 5: Solve for x
    x = 34,748,242,428.16/213,458.14
  6. Step 6: Final answer
    x = 162,787.15

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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.