Home / 109,280.04-150,817.25-63,955.32

Finding the Fourth Proportional to 109,280.04, 150,817.25 and 63,955.32

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Solution

The fourth proportional to 109,280.04, 150,817.25 and 63,955.32 is: 88,264.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,280.04 : 150,817.25 = 63,955.32 : x
  2. Step 2: Convert to fraction form
    109,280.04/150,817.25 = 63,955.32/x
  3. Step 3: Cross multiply
    109,280.04x = 150,817.25 × 63,955.32
  4. Step 4: Simplify right side
    109,280.04x = 9,645,565,485.27
  5. Step 5: Solve for x
    x = 9,645,565,485.27/109,280.04
  6. Step 6: Final answer
    x = 88,264.66

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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.