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Finding the Fourth Proportional to 85,212.88, 117,594.60 and 46,973.84

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Solution

The fourth proportional to 85,212.88, 117,594.60 and 46,973.84 is: 64,824.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,212.88 : 117,594.60 = 46,973.84 : x
  2. Step 2: Convert to fraction form
    85,212.88/117,594.60 = 46,973.84/x
  3. Step 3: Cross multiply
    85,212.88x = 117,594.60 × 46,973.84
  4. Step 4: Simplify right side
    85,212.88x = 5,523,869,925.26
  5. Step 5: Solve for x
    x = 5,523,869,925.26/85,212.88
  6. Step 6: Final answer
    x = 64,824.35

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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.