Home / 161,875.53-242,665.38-56,637.09

Finding the Fourth Proportional to 161,875.53, 242,665.38 and 56,637.09

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Solution

The fourth proportional to 161,875.53, 242,665.38 and 56,637.09 is: 84,903.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,875.53 : 242,665.38 = 56,637.09 : x
  2. Step 2: Convert to fraction form
    161,875.53/242,665.38 = 56,637.09/x
  3. Step 3: Cross multiply
    161,875.53x = 242,665.38 × 56,637.09
  4. Step 4: Simplify right side
    161,875.53x = 13,743,860,966.94
  5. Step 5: Solve for x
    x = 13,743,860,966.94/161,875.53
  6. Step 6: Final answer
    x = 84,903.88

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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.