Home / 213,077.49-294,038.28-117,582.90

Finding the Fourth Proportional to 213,077.49, 294,038.28 and 117,582.90

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Solution

The fourth proportional to 213,077.49, 294,038.28 and 117,582.90 is: 162,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,077.49 : 294,038.28 = 117,582.90 : x
  2. Step 2: Convert to fraction form
    213,077.49/294,038.28 = 117,582.90/x
  3. Step 3: Cross multiply
    213,077.49x = 294,038.28 × 117,582.90
  4. Step 4: Simplify right side
    213,077.49x = 34,573,873,673.41
  5. Step 5: Solve for x
    x = 34,573,873,673.41/213,077.49
  6. Step 6: Final answer
    x = 162,259.63

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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.