Home / 64,655.26-89,268.18-47,661.46

Finding the Fourth Proportional to 64,655.26, 89,268.18 and 47,661.46

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Solution

The fourth proportional to 64,655.26, 89,268.18 and 47,661.46 is: 65,805.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,655.26 : 89,268.18 = 47,661.46 : x
  2. Step 2: Convert to fraction form
    64,655.26/89,268.18 = 47,661.46/x
  3. Step 3: Cross multiply
    64,655.26x = 89,268.18 × 47,661.46
  4. Step 4: Simplify right side
    64,655.26x = 4,254,651,790.34
  5. Step 5: Solve for x
    x = 4,254,651,790.34/64,655.26
  6. Step 6: Final answer
    x = 65,805.19

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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.