Home / 76,327.26-105,341.32-42,793.26

Finding the Fourth Proportional to 76,327.26, 105,341.32 and 42,793.26

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Solution

The fourth proportional to 76,327.26, 105,341.32 and 42,793.26 is: 59,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,327.26 : 105,341.32 = 42,793.26 : x
  2. Step 2: Convert to fraction form
    76,327.26/105,341.32 = 42,793.26/x
  3. Step 3: Cross multiply
    76,327.26x = 105,341.32 × 42,793.26
  4. Step 4: Simplify right side
    76,327.26x = 4,507,898,495.50
  5. Step 5: Solve for x
    x = 4,507,898,495.50/76,327.26
  6. Step 6: Final answer
    x = 59,060.14

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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.