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Finding the Fourth Proportional to 97,457.66, 146,244.80 and 42,053.66

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Solution

The fourth proportional to 97,457.66, 146,244.80 and 42,053.66 is: 63,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,457.66 : 146,244.80 = 42,053.66 : x
  2. Step 2: Convert to fraction form
    97,457.66/146,244.80 = 42,053.66/x
  3. Step 3: Cross multiply
    97,457.66x = 146,244.80 × 42,053.66
  4. Step 4: Simplify right side
    97,457.66x = 6,150,129,095.97
  5. Step 5: Solve for x
    x = 6,150,129,095.97/97,457.66
  6. Step 6: Final answer
    x = 63,105.65

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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.