Home / 117,291.72-175,897.74-38,386.32

Finding the Fourth Proportional to 117,291.72, 175,897.74 and 38,386.32

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Solution

The fourth proportional to 117,291.72, 175,897.74 and 38,386.32 is: 57,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,291.72 : 175,897.74 = 38,386.32 : x
  2. Step 2: Convert to fraction form
    117,291.72/175,897.74 = 38,386.32/x
  3. Step 3: Cross multiply
    117,291.72x = 175,897.74 × 38,386.32
  4. Step 4: Simplify right side
    117,291.72x = 6,752,066,934.92
  5. Step 5: Solve for x
    x = 6,752,066,934.92/117,291.72
  6. Step 6: Final answer
    x = 57,566.44

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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.