Home / 61,838.28-85,336.47-33,543.36

Finding the Fourth Proportional to 61,838.28, 85,336.47 and 33,543.36

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Solution

The fourth proportional to 61,838.28, 85,336.47 and 33,543.36 is: 46,289.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,838.28 : 85,336.47 = 33,543.36 : x
  2. Step 2: Convert to fraction form
    61,838.28/85,336.47 = 33,543.36/x
  3. Step 3: Cross multiply
    61,838.28x = 85,336.47 × 33,543.36
  4. Step 4: Simplify right side
    61,838.28x = 2,862,471,934.34
  5. Step 5: Solve for x
    x = 2,862,471,934.34/61,838.28
  6. Step 6: Final answer
    x = 46,289.64

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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.