Home / 213,070.46-294,038.10-117,579.92

Finding the Fourth Proportional to 213,070.46, 294,038.10 and 117,579.92

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Solution

The fourth proportional to 213,070.46, 294,038.10 and 117,579.92 is: 162,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,070.46 : 294,038.10 = 117,579.92 : x
  2. Step 2: Convert to fraction form
    213,070.46/294,038.10 = 117,579.92/x
  3. Step 3: Cross multiply
    213,070.46x = 294,038.10 × 117,579.92
  4. Step 4: Simplify right side
    213,070.46x = 34,572,976,274.95
  5. Step 5: Solve for x
    x = 34,572,976,274.95/213,070.46
  6. Step 6: Final answer
    x = 162,260.77

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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.