Home / 117,006.40-175,509.60-99,291.70

Finding the Fourth Proportional to 117,006.40, 175,509.60 and 99,291.70

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Solution

The fourth proportional to 117,006.40, 175,509.60 and 99,291.70 is: 148,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,006.40 : 175,509.60 = 99,291.70 : x
  2. Step 2: Convert to fraction form
    117,006.40/175,509.60 = 99,291.70/x
  3. Step 3: Cross multiply
    117,006.40x = 175,509.60 × 99,291.70
  4. Step 4: Simplify right side
    117,006.40x = 17,426,646,550.32
  5. Step 5: Solve for x
    x = 17,426,646,550.32/117,006.40
  6. Step 6: Final answer
    x = 148,937.55

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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.