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Finding the Fourth Proportional to 64,127.70, 88,482.38 and 37,256.46

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Solution

The fourth proportional to 64,127.70, 88,482.38 and 37,256.46 is: 51,405.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,127.70 : 88,482.38 = 37,256.46 : x
  2. Step 2: Convert to fraction form
    64,127.70/88,482.38 = 37,256.46/x
  3. Step 3: Cross multiply
    64,127.70x = 88,482.38 × 37,256.46
  4. Step 4: Simplify right side
    64,127.70x = 3,296,539,733.08
  5. Step 5: Solve for x
    x = 3,296,539,733.08/64,127.70
  6. Step 6: Final answer
    x = 51,405.86

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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.