Home / 197,444.88-272,478.60-112,569.84

Finding the Fourth Proportional to 197,444.88, 272,478.60 and 112,569.84

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Solution

The fourth proportional to 197,444.88, 272,478.60 and 112,569.84 is: 155,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,444.88 : 272,478.60 = 112,569.84 : x
  2. Step 2: Convert to fraction form
    197,444.88/272,478.60 = 112,569.84/x
  3. Step 3: Cross multiply
    197,444.88x = 272,478.60 × 112,569.84
  4. Step 4: Simplify right side
    197,444.88x = 30,672,872,405.42
  5. Step 5: Solve for x
    x = 30,672,872,405.42/197,444.88
  6. Step 6: Final answer
    x = 155,349.04

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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.