Home / 61,730.91-85,188.38-33,436.67

Finding the Fourth Proportional to 61,730.91, 85,188.38 and 33,436.67

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Solution

The fourth proportional to 61,730.91, 85,188.38 and 33,436.67 is: 46,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,730.91 : 85,188.38 = 33,436.67 : x
  2. Step 2: Convert to fraction form
    61,730.91/85,188.38 = 33,436.67/x
  3. Step 3: Cross multiply
    61,730.91x = 85,188.38 × 33,436.67
  4. Step 4: Simplify right side
    61,730.91x = 2,848,415,156.77
  5. Step 5: Solve for x
    x = 2,848,415,156.77/61,730.91
  6. Step 6: Final answer
    x = 46,142.45

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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.