Home / 134,220.64-185,316.32-122,846.52

Finding the Fourth Proportional to 134,220.64, 185,316.32 and 122,846.52

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Solution

The fourth proportional to 134,220.64, 185,316.32 and 122,846.52 is: 169,612.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,220.64 : 185,316.32 = 122,846.52 : x
  2. Step 2: Convert to fraction form
    134,220.64/185,316.32 = 122,846.52/x
  3. Step 3: Cross multiply
    134,220.64x = 185,316.32 × 122,846.52
  4. Step 4: Simplify right side
    134,220.64x = 22,765,465,011.21
  5. Step 5: Solve for x
    x = 22,765,465,011.21/134,220.64
  6. Step 6: Final answer
    x = 169,612.25

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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.