Home / 65,713.47-90,590.18-46,817.79

Finding the Fourth Proportional to 65,713.47, 90,590.18 and 46,817.79

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Solution

The fourth proportional to 65,713.47, 90,590.18 and 46,817.79 is: 64,541.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,713.47 : 90,590.18 = 46,817.79 : x
  2. Step 2: Convert to fraction form
    65,713.47/90,590.18 = 46,817.79/x
  3. Step 3: Cross multiply
    65,713.47x = 90,590.18 × 46,817.79
  4. Step 4: Simplify right side
    65,713.47x = 4,241,232,023.30
  5. Step 5: Solve for x
    x = 4,241,232,023.30/65,713.47
  6. Step 6: Final answer
    x = 64,541.29

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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.