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Finding the Fourth Proportional to 64,397.45, 88,866.45 and 37,541.09

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Solution

The fourth proportional to 64,397.45, 88,866.45 and 37,541.09 is: 51,805.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,397.45 : 88,866.45 = 37,541.09 : x
  2. Step 2: Convert to fraction form
    64,397.45/88,866.45 = 37,541.09/x
  3. Step 3: Cross multiply
    64,397.45x = 88,866.45 × 37,541.09
  4. Step 4: Simplify right side
    64,397.45x = 3,336,142,953.10
  5. Step 5: Solve for x
    x = 3,336,142,953.10/64,397.45
  6. Step 6: Final answer
    x = 51,805.52

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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.