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Finding the Fourth Proportional to 64,051.16, 88,420.41 and 37,188.32

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Solution

The fourth proportional to 64,051.16, 88,420.41 and 37,188.32 is: 51,337.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,051.16 : 88,420.41 = 37,188.32 : x
  2. Step 2: Convert to fraction form
    64,051.16/88,420.41 = 37,188.32/x
  3. Step 3: Cross multiply
    64,051.16x = 88,420.41 × 37,188.32
  4. Step 4: Simplify right side
    64,051.16x = 3,288,206,059.51
  5. Step 5: Solve for x
    x = 3,288,206,059.51/64,051.16
  6. Step 6: Final answer
    x = 51,337.19

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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.