Home / 43,134.70-59,558.32-42,445.80

Finding the Fourth Proportional to 43,134.70, 59,558.32 and 42,445.80

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Solution

The fourth proportional to 43,134.70, 59,558.32 and 42,445.80 is: 58,607.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,134.70 : 59,558.32 = 42,445.80 : x
  2. Step 2: Convert to fraction form
    43,134.70/59,558.32 = 42,445.80/x
  3. Step 3: Cross multiply
    43,134.70x = 59,558.32 × 42,445.80
  4. Step 4: Simplify right side
    43,134.70x = 2,528,000,539.06
  5. Step 5: Solve for x
    x = 2,528,000,539.06/43,134.70
  6. Step 6: Final answer
    x = 58,607.12

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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.