Home / 77,484.40-116,181.43-30,044.07

Finding the Fourth Proportional to 77,484.40, 116,181.43 and 30,044.07

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Solution

The fourth proportional to 77,484.40, 116,181.43 and 30,044.07 is: 45,048.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,484.40 : 116,181.43 = 30,044.07 : x
  2. Step 2: Convert to fraction form
    77,484.40/116,181.43 = 30,044.07/x
  3. Step 3: Cross multiply
    77,484.40x = 116,181.43 × 30,044.07
  4. Step 4: Simplify right side
    77,484.40x = 3,490,563,015.62
  5. Step 5: Solve for x
    x = 3,490,563,015.62/77,484.40
  6. Step 6: Final answer
    x = 45,048.59

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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.