Home / 74,438.32-111,657.48-37,045.21

Finding the Fourth Proportional to 74,438.32, 111,657.48 and 37,045.21

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Solution

The fourth proportional to 74,438.32, 111,657.48 and 37,045.21 is: 55,567.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,438.32 : 111,657.48 = 37,045.21 : x
  2. Step 2: Convert to fraction form
    74,438.32/111,657.48 = 37,045.21/x
  3. Step 3: Cross multiply
    74,438.32x = 111,657.48 × 37,045.21
  4. Step 4: Simplify right side
    74,438.32x = 4,136,374,794.67
  5. Step 5: Solve for x
    x = 4,136,374,794.67/74,438.32
  6. Step 6: Final answer
    x = 55,567.82

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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.