Home / 122,085.60-183,409.82-117,041.19

Finding the Fourth Proportional to 122,085.60, 183,409.82 and 117,041.19

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Solution

The fourth proportional to 122,085.60, 183,409.82 and 117,041.19 is: 175,831.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,085.60 : 183,409.82 = 117,041.19 : x
  2. Step 2: Convert to fraction form
    122,085.60/183,409.82 = 117,041.19/x
  3. Step 3: Cross multiply
    122,085.60x = 183,409.82 × 117,041.19
  4. Step 4: Simplify right side
    122,085.60x = 21,466,502,756.40
  5. Step 5: Solve for x
    x = 21,466,502,756.40/122,085.60
  6. Step 6: Final answer
    x = 175,831.58

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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.