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Finding the Fourth Proportional to 64,130.52, 88,475.04 and 37,268.28

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Solution

The fourth proportional to 64,130.52, 88,475.04 and 37,268.28 is: 51,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,130.52 : 88,475.04 = 37,268.28 : x
  2. Step 2: Convert to fraction form
    64,130.52/88,475.04 = 37,268.28/x
  3. Step 3: Cross multiply
    64,130.52x = 88,475.04 × 37,268.28
  4. Step 4: Simplify right side
    64,130.52x = 3,297,312,563.73
  5. Step 5: Solve for x
    x = 3,297,312,563.73/64,130.52
  6. Step 6: Final answer
    x = 51,415.65

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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.