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Finding the Fourth Proportional to 64,438.04, 88,927.44 and 37,576.28

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Solution

The fourth proportional to 64,438.04, 88,927.44 and 37,576.28 is: 51,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,438.04 : 88,927.44 = 37,576.28 : x
  2. Step 2: Convert to fraction form
    64,438.04/88,927.44 = 37,576.28/x
  3. Step 3: Cross multiply
    64,438.04x = 88,927.44 × 37,576.28
  4. Step 4: Simplify right side
    64,438.04x = 3,341,562,385.12
  5. Step 5: Solve for x
    x = 3,341,562,385.12/64,438.04
  6. Step 6: Final answer
    x = 51,856.98

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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.