Home / 92,729.43-139,090.43-64,568.13

Finding the Fourth Proportional to 92,729.43, 139,090.43 and 64,568.13

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Solution

The fourth proportional to 92,729.43, 139,090.43 and 64,568.13 is: 96,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,729.43 : 139,090.43 = 64,568.13 : x
  2. Step 2: Convert to fraction form
    92,729.43/139,090.43 = 64,568.13/x
  3. Step 3: Cross multiply
    92,729.43x = 139,090.43 × 64,568.13
  4. Step 4: Simplify right side
    92,729.43x = 8,980,808,643.16
  5. Step 5: Solve for x
    x = 8,980,808,643.16/92,729.43
  6. Step 6: Final answer
    x = 96,849.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.