Home / 64,690.48-97,035.68-29,110.20

Finding the Fourth Proportional to 64,690.48, 97,035.68 and 29,110.20

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Solution

The fourth proportional to 64,690.48, 97,035.68 and 29,110.20 is: 43,665.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,690.48 : 97,035.68 = 29,110.20 : x
  2. Step 2: Convert to fraction form
    64,690.48/97,035.68 = 29,110.20/x
  3. Step 3: Cross multiply
    64,690.48x = 97,035.68 × 29,110.20
  4. Step 4: Simplify right side
    64,690.48x = 2,824,728,051.94
  5. Step 5: Solve for x
    x = 2,824,728,051.94/64,690.48
  6. Step 6: Final answer
    x = 43,665.28

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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.