Home / 224,700.08-310,088.45-122,728.48

Finding the Fourth Proportional to 224,700.08, 310,088.45 and 122,728.48

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Solution

The fourth proportional to 224,700.08, 310,088.45 and 122,728.48 is: 169,366.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,700.08 : 310,088.45 = 122,728.48 : x
  2. Step 2: Convert to fraction form
    224,700.08/310,088.45 = 122,728.48/x
  3. Step 3: Cross multiply
    224,700.08x = 310,088.45 × 122,728.48
  4. Step 4: Simplify right side
    224,700.08x = 38,056,681,969.97
  5. Step 5: Solve for x
    x = 38,056,681,969.97/224,700.08
  6. Step 6: Final answer
    x = 169,366.57

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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.