Home / 85,534.61-118,033.01-47,291.93

Finding the Fourth Proportional to 85,534.61, 118,033.01 and 47,291.93

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Solution

The fourth proportional to 85,534.61, 118,033.01 and 47,291.93 is: 65,260.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,534.61 : 118,033.01 = 47,291.93 : x
  2. Step 2: Convert to fraction form
    85,534.61/118,033.01 = 47,291.93/x
  3. Step 3: Cross multiply
    85,534.61x = 118,033.01 × 47,291.93
  4. Step 4: Simplify right side
    85,534.61x = 5,582,008,019.98
  5. Step 5: Solve for x
    x = 5,582,008,019.98/85,534.61
  6. Step 6: Final answer
    x = 65,260.23

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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.