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Finding the Fourth Proportional to 64,187.68, 88,588.56 and 37,346.08

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Solution

The fourth proportional to 64,187.68, 88,588.56 and 37,346.08 is: 51,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,187.68 : 88,588.56 = 37,346.08 : x
  2. Step 2: Convert to fraction form
    64,187.68/88,588.56 = 37,346.08/x
  3. Step 3: Cross multiply
    64,187.68x = 88,588.56 × 37,346.08
  4. Step 4: Simplify right side
    64,187.68x = 3,308,435,448.84
  5. Step 5: Solve for x
    x = 3,308,435,448.84/64,187.68
  6. Step 6: Final answer
    x = 51,543.15

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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.