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Finding the Fourth Proportional to 61,316.93, 84,617.70 and 35,824.79

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Solution

The fourth proportional to 61,316.93, 84,617.70 and 35,824.79 is: 49,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,316.93 : 84,617.70 = 35,824.79 : x
  2. Step 2: Convert to fraction form
    61,316.93/84,617.70 = 35,824.79/x
  3. Step 3: Cross multiply
    61,316.93x = 84,617.70 × 35,824.79
  4. Step 4: Simplify right side
    61,316.93x = 3,031,411,332.78
  5. Step 5: Solve for x
    x = 3,031,411,332.78/61,316.93
  6. Step 6: Final answer
    x = 49,438.41

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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.