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Finding the Fourth Proportional to 64,185.12, 88,581.06 and 37,326.06

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Solution

The fourth proportional to 64,185.12, 88,581.06 and 37,326.06 is: 51,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,185.12 : 88,581.06 = 37,326.06 : x
  2. Step 2: Convert to fraction form
    64,185.12/88,581.06 = 37,326.06/x
  3. Step 3: Cross multiply
    64,185.12x = 88,581.06 × 37,326.06
  4. Step 4: Simplify right side
    64,185.12x = 3,306,381,960.42
  5. Step 5: Solve for x
    x = 3,306,381,960.42/64,185.12
  6. Step 6: Final answer
    x = 51,513.22

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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.