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Finding the Fourth Proportional to 58,567.36, 80,819.68 and 34,696.32

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Solution

The fourth proportional to 58,567.36, 80,819.68 and 34,696.32 is: 47,878.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,567.36 : 80,819.68 = 34,696.32 : x
  2. Step 2: Convert to fraction form
    58,567.36/80,819.68 = 34,696.32/x
  3. Step 3: Cross multiply
    58,567.36x = 80,819.68 × 34,696.32
  4. Step 4: Simplify right side
    58,567.36x = 2,804,145,479.58
  5. Step 5: Solve for x
    x = 2,804,145,479.58/58,567.36
  6. Step 6: Final answer
    x = 47,878.98

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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.