Home / 61,880.15-85,392.33-33,585.23

Finding the Fourth Proportional to 61,880.15, 85,392.33 and 33,585.23

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Solution

The fourth proportional to 61,880.15, 85,392.33 and 33,585.23 is: 46,346.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,880.15 : 85,392.33 = 33,585.23 : x
  2. Step 2: Convert to fraction form
    61,880.15/85,392.33 = 33,585.23/x
  3. Step 3: Cross multiply
    61,880.15x = 85,392.33 × 33,585.23
  4. Step 4: Simplify right side
    61,880.15x = 2,867,921,130.82
  5. Step 5: Solve for x
    x = 2,867,921,130.82/61,880.15
  6. Step 6: Final answer
    x = 46,346.38

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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.