Home / 110,622.72-152,658-60,320.64

Finding the Fourth Proportional to 110,622.72, 152,658 and 60,320.64

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Solution

The fourth proportional to 110,622.72, 152,658 and 60,320.64 is: 83,241.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,622.72 : 152,658 = 60,320.64 : x
  2. Step 2: Convert to fraction form
    110,622.72/152,658 = 60,320.64/x
  3. Step 3: Cross multiply
    110,622.72x = 152,658 × 60,320.64
  4. Step 4: Simplify right side
    110,622.72x = 9,208,428,261.12
  5. Step 5: Solve for x
    x = 9,208,428,261.12/110,622.72
  6. Step 6: Final answer
    x = 83,241.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.