Home / 127,191.42-175,529.52-70,602.84

Finding the Fourth Proportional to 127,191.42, 175,529.52 and 70,602.84

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Solution

The fourth proportional to 127,191.42, 175,529.52 and 70,602.84 is: 97,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,191.42 : 175,529.52 = 70,602.84 : x
  2. Step 2: Convert to fraction form
    127,191.42/175,529.52 = 70,602.84/x
  3. Step 3: Cross multiply
    127,191.42x = 175,529.52 × 70,602.84
  4. Step 4: Simplify right side
    127,191.42x = 12,392,882,615.84
  5. Step 5: Solve for x
    x = 12,392,882,615.84/127,191.42
  6. Step 6: Final answer
    x = 97,434.89

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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.