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Finding the Fourth Proportional to 61,813.04, 85,307.27 and 34,960.32

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Solution

The fourth proportional to 61,813.04, 85,307.27 and 34,960.32 is: 48,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,813.04 : 85,307.27 = 34,960.32 : x
  2. Step 2: Convert to fraction form
    61,813.04/85,307.27 = 34,960.32/x
  3. Step 3: Cross multiply
    61,813.04x = 85,307.27 × 34,960.32
  4. Step 4: Simplify right side
    61,813.04x = 2,982,369,282.72
  5. Step 5: Solve for x
    x = 2,982,369,282.72/61,813.04
  6. Step 6: Final answer
    x = 48,248.23

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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.