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Finding the Fourth Proportional to 46,741.60, 70,112.40 and 44,927.20

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Solution

The fourth proportional to 46,741.60, 70,112.40 and 44,927.20 is: 67,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,741.60 : 70,112.40 = 44,927.20 : x
  2. Step 2: Convert to fraction form
    46,741.60/70,112.40 = 44,927.20/x
  3. Step 3: Cross multiply
    46,741.60x = 70,112.40 × 44,927.20
  4. Step 4: Simplify right side
    46,741.60x = 3,149,953,817.28
  5. Step 5: Solve for x
    x = 3,149,953,817.28/46,741.60
  6. Step 6: Final answer
    x = 67,390.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.