Home / 123,535.80-185,303.70-122,223.60

Finding the Fourth Proportional to 123,535.80, 185,303.70 and 122,223.60

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Solution

The fourth proportional to 123,535.80, 185,303.70 and 122,223.60 is: 183,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,535.80 : 185,303.70 = 122,223.60 : x
  2. Step 2: Convert to fraction form
    123,535.80/185,303.70 = 122,223.60/x
  3. Step 3: Cross multiply
    123,535.80x = 185,303.70 × 122,223.60
  4. Step 4: Simplify right side
    123,535.80x = 22,648,485,307.32
  5. Step 5: Solve for x
    x = 22,648,485,307.32/123,535.80
  6. Step 6: Final answer
    x = 183,335.40

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1.5x scale

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.