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Finding the Fourth Proportional to 64,062.72, 88,392.96 and 37,192.32

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Solution

The fourth proportional to 64,062.72, 88,392.96 and 37,192.32 is: 51,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,062.72 : 88,392.96 = 37,192.32 : x
  2. Step 2: Convert to fraction form
    64,062.72/88,392.96 = 37,192.32/x
  3. Step 3: Cross multiply
    64,062.72x = 88,392.96 × 37,192.32
  4. Step 4: Simplify right side
    64,062.72x = 3,287,539,254.07
  5. Step 5: Solve for x
    x = 3,287,539,254.07/64,062.72
  6. Step 6: Final answer
    x = 51,317.51

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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.