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Finding the Fourth Proportional to 64,188.76, 96,152.10 and 37,813.72

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Solution

The fourth proportional to 64,188.76, 96,152.10 and 37,813.72 is: 56,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,188.76 : 96,152.10 = 37,813.72 : x
  2. Step 2: Convert to fraction form
    64,188.76/96,152.10 = 37,813.72/x
  3. Step 3: Cross multiply
    64,188.76x = 96,152.10 × 37,813.72
  4. Step 4: Simplify right side
    64,188.76x = 3,635,868,586.81
  5. Step 5: Solve for x
    x = 3,635,868,586.81/64,188.76
  6. Step 6: Final answer
    x = 56,643.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.