Home / 161,471.79-242,205.75-56,290.41

Finding the Fourth Proportional to 161,471.79, 242,205.75 and 56,290.41

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Solution

The fourth proportional to 161,471.79, 242,205.75 and 56,290.41 is: 84,434.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,471.79 : 242,205.75 = 56,290.41 : x
  2. Step 2: Convert to fraction form
    161,471.79/242,205.75 = 56,290.41/x
  3. Step 3: Cross multiply
    161,471.79x = 242,205.75 × 56,290.41
  4. Step 4: Simplify right side
    161,471.79x = 13,633,860,971.86
  5. Step 5: Solve for x
    x = 13,633,860,971.86/161,471.79
  6. Step 6: Final answer
    x = 84,434.94

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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.