Home / 169,746.59-254,663.13-79,771.84

Finding the Fourth Proportional to 169,746.59, 254,663.13 and 79,771.84

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Solution

The fourth proportional to 169,746.59, 254,663.13 and 79,771.84 is: 119,678.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,746.59 : 254,663.13 = 79,771.84 : x
  2. Step 2: Convert to fraction form
    169,746.59/254,663.13 = 79,771.84/x
  3. Step 3: Cross multiply
    169,746.59x = 254,663.13 × 79,771.84
  4. Step 4: Simplify right side
    169,746.59x = 20,314,946,460.26
  5. Step 5: Solve for x
    x = 20,314,946,460.26/169,746.59
  6. Step 6: Final answer
    x = 119,678.08

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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.