Home / 61,730.61-85,188.36-33,436.32

Finding the Fourth Proportional to 61,730.61, 85,188.36 and 33,436.32

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Solution

The fourth proportional to 61,730.61, 85,188.36 and 33,436.32 is: 46,142.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,730.61 : 85,188.36 = 33,436.32 : x
  2. Step 2: Convert to fraction form
    61,730.61/85,188.36 = 33,436.32/x
  3. Step 3: Cross multiply
    61,730.61x = 85,188.36 × 33,436.32
  4. Step 4: Simplify right side
    61,730.61x = 2,848,385,265.24
  5. Step 5: Solve for x
    x = 2,848,385,265.24/61,730.61
  6. Step 6: Final answer
    x = 46,142.19

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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.