Home / 90,612.84-125,031.42-52,358.16

Finding the Fourth Proportional to 90,612.84, 125,031.42 and 52,358.16

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Solution

The fourth proportional to 90,612.84, 125,031.42 and 52,358.16 is: 72,246.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,612.84 : 125,031.42 = 52,358.16 : x
  2. Step 2: Convert to fraction form
    90,612.84/125,031.42 = 52,358.16/x
  3. Step 3: Cross multiply
    90,612.84x = 125,031.42 × 52,358.16
  4. Step 4: Simplify right side
    90,612.84x = 6,546,415,093.39
  5. Step 5: Solve for x
    x = 6,546,415,093.39/90,612.84
  6. Step 6: Final answer
    x = 72,246.00

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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.