Home / 174,036.48-261,079.76-66,005.62

Finding the Fourth Proportional to 174,036.48, 261,079.76 and 66,005.62

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Solution

The fourth proportional to 174,036.48, 261,079.76 and 66,005.62 is: 99,017.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,036.48 : 261,079.76 = 66,005.62 : x
  2. Step 2: Convert to fraction form
    174,036.48/261,079.76 = 66,005.62/x
  3. Step 3: Cross multiply
    174,036.48x = 261,079.76 × 66,005.62
  4. Step 4: Simplify right side
    174,036.48x = 17,232,731,428.25
  5. Step 5: Solve for x
    x = 17,232,731,428.25/174,036.48
  6. Step 6: Final answer
    x = 99,017.93

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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.