Home / 109,252.02-150,770.64-61,507.10

Finding the Fourth Proportional to 109,252.02, 150,770.64 and 61,507.10

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Solution

The fourth proportional to 109,252.02, 150,770.64 and 61,507.10 is: 84,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,252.02 : 150,770.64 = 61,507.10 : x
  2. Step 2: Convert to fraction form
    109,252.02/150,770.64 = 61,507.10/x
  3. Step 3: Cross multiply
    109,252.02x = 150,770.64 × 61,507.10
  4. Step 4: Simplify right side
    109,252.02x = 9,273,464,831.54
  5. Step 5: Solve for x
    x = 9,273,464,831.54/109,252.02
  6. Step 6: Final answer
    x = 84,881.40

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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.