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Finding the Fourth Proportional to 61,513.01, 84,894.23 and 37,655.45

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Solution

The fourth proportional to 61,513.01, 84,894.23 and 37,655.45 is: 51,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,513.01 : 84,894.23 = 37,655.45 : x
  2. Step 2: Convert to fraction form
    61,513.01/84,894.23 = 37,655.45/x
  3. Step 3: Cross multiply
    61,513.01x = 84,894.23 × 37,655.45
  4. Step 4: Simplify right side
    61,513.01x = 3,196,730,433.05
  5. Step 5: Solve for x
    x = 3,196,730,433.05/61,513.01
  6. Step 6: Final answer
    x = 51,968.36

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1.5x scale

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.