Home / 43,400.29-64,994.27-39,193.05

Finding the Fourth Proportional to 43,400.29, 64,994.27 and 39,193.05

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Solution

The fourth proportional to 43,400.29, 64,994.27 and 39,193.05 is: 58,693.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,400.29 : 64,994.27 = 39,193.05 : x
  2. Step 2: Convert to fraction form
    43,400.29/64,994.27 = 39,193.05/x
  3. Step 3: Cross multiply
    43,400.29x = 64,994.27 × 39,193.05
  4. Step 4: Simplify right side
    43,400.29x = 2,547,323,771.81
  5. Step 5: Solve for x
    x = 2,547,323,771.81/43,400.29
  6. Step 6: Final answer
    x = 58,693.70

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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.