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Finding the Fourth Proportional to 375,663.81, 563,528.52 and 95,181.06

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Solution

The fourth proportional to 375,663.81, 563,528.52 and 95,181.06 is: 142,779.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,663.81 : 563,528.52 = 95,181.06 : x
  2. Step 2: Convert to fraction form
    375,663.81/563,528.52 = 95,181.06/x
  3. Step 3: Cross multiply
    375,663.81x = 563,528.52 × 95,181.06
  4. Step 4: Simplify right side
    375,663.81x = 53,637,241,873.83
  5. Step 5: Solve for x
    x = 53,637,241,873.83/375,663.81
  6. Step 6: Final answer
    x = 142,779.90

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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.