Home / 64,327.68-88,803-42,853.16

Finding the Fourth Proportional to 64,327.68, 88,803 and 42,853.16

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Solution

The fourth proportional to 64,327.68, 88,803 and 42,853.16 is: 59,157.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,327.68 : 88,803 = 42,853.16 : x
  2. Step 2: Convert to fraction form
    64,327.68/88,803 = 42,853.16/x
  3. Step 3: Cross multiply
    64,327.68x = 88,803 × 42,853.16
  4. Step 4: Simplify right side
    64,327.68x = 3,805,489,389.49
  5. Step 5: Solve for x
    x = 3,805,489,389.49/64,327.68
  6. Step 6: Final answer
    x = 59,157.88

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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.