Home / 74,904.64-112,263.36-37,475.44

Finding the Fourth Proportional to 74,904.64, 112,263.36 and 37,475.44

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Solution

The fourth proportional to 74,904.64, 112,263.36 and 37,475.44 is: 56,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,904.64 : 112,263.36 = 37,475.44 : x
  2. Step 2: Convert to fraction form
    74,904.64/112,263.36 = 37,475.44/x
  3. Step 3: Cross multiply
    74,904.64x = 112,263.36 × 37,475.44
  4. Step 4: Simplify right side
    74,904.64x = 4,207,118,811.88
  5. Step 5: Solve for x
    x = 4,207,118,811.88/74,904.64
  6. Step 6: Final answer
    x = 56,166.33

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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.