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Finding the Fourth Proportional to 64,197.81, 88,593.57 and 35,903.55

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Solution

The fourth proportional to 64,197.81, 88,593.57 and 35,903.55 is: 49,547.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,197.81 : 88,593.57 = 35,903.55 : x
  2. Step 2: Convert to fraction form
    64,197.81/88,593.57 = 35,903.55/x
  3. Step 3: Cross multiply
    64,197.81x = 88,593.57 × 35,903.55
  4. Step 4: Simplify right side
    64,197.81x = 3,180,823,670.17
  5. Step 5: Solve for x
    x = 3,180,823,670.17/64,197.81
  6. Step 6: Final answer
    x = 49,547.23

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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.