Home / 61,688.48-85,130.10-33,394.16

Finding the Fourth Proportional to 61,688.48, 85,130.10 and 33,394.16

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Solution

The fourth proportional to 61,688.48, 85,130.10 and 33,394.16 is: 46,083.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,688.48 : 85,130.10 = 33,394.16 : x
  2. Step 2: Convert to fraction form
    61,688.48/85,130.10 = 33,394.16/x
  3. Step 3: Cross multiply
    61,688.48x = 85,130.10 × 33,394.16
  4. Step 4: Simplify right side
    61,688.48x = 2,842,847,754.57
  5. Step 5: Solve for x
    x = 2,842,847,754.57/61,688.48
  6. Step 6: Final answer
    x = 46,083.94

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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.