Home / 161,795.70-242,802.89-56,615.58

Finding the Fourth Proportional to 161,795.70, 242,802.89 and 56,615.58

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Solution

The fourth proportional to 161,795.70, 242,802.89 and 56,615.58 is: 84,961.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,795.70 : 242,802.89 = 56,615.58 : x
  2. Step 2: Convert to fraction form
    161,795.70/242,802.89 = 56,615.58/x
  3. Step 3: Cross multiply
    161,795.70x = 242,802.89 × 56,615.58
  4. Step 4: Simplify right side
    161,795.70x = 13,746,426,159.95
  5. Step 5: Solve for x
    x = 13,746,426,159.95/161,795.70
  6. Step 6: Final answer
    x = 84,961.63

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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.