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Finding the Fourth Proportional to 73,735.40, 101,736.58 and 43,521.32

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Solution

The fourth proportional to 73,735.40, 101,736.58 and 43,521.32 is: 60,048.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,735.40 : 101,736.58 = 43,521.32 : x
  2. Step 2: Convert to fraction form
    73,735.40/101,736.58 = 43,521.32/x
  3. Step 3: Cross multiply
    73,735.40x = 101,736.58 × 43,521.32
  4. Step 4: Simplify right side
    73,735.40x = 4,427,710,253.89
  5. Step 5: Solve for x
    x = 4,427,710,253.89/73,735.40
  6. Step 6: Final answer
    x = 60,048.64

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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.