Home / 224,801.28-310,222.08-124,208.64

Finding the Fourth Proportional to 224,801.28, 310,222.08 and 124,208.64

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Solution

The fourth proportional to 224,801.28, 310,222.08 and 124,208.64 is: 171,405.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,801.28 : 310,222.08 = 124,208.64 : x
  2. Step 2: Convert to fraction form
    224,801.28/310,222.08 = 124,208.64/x
  3. Step 3: Cross multiply
    224,801.28x = 310,222.08 × 124,208.64
  4. Step 4: Simplify right side
    224,801.28x = 38,532,262,654.77
  5. Step 5: Solve for x
    x = 38,532,262,654.77/224,801.28
  6. Step 6: Final answer
    x = 171,405.89

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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.