Home / 127,459.41-175,898.49-70,103.16

Finding the Fourth Proportional to 127,459.41, 175,898.49 and 70,103.16

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Solution

The fourth proportional to 127,459.41, 175,898.49 and 70,103.16 is: 96,744.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,459.41 : 175,898.49 = 70,103.16 : x
  2. Step 2: Convert to fraction form
    127,459.41/175,898.49 = 70,103.16/x
  3. Step 3: Cross multiply
    127,459.41x = 175,898.49 × 70,103.16
  4. Step 4: Simplify right side
    127,459.41x = 12,331,039,988.23
  5. Step 5: Solve for x
    x = 12,331,039,988.23/127,459.41
  6. Step 6: Final answer
    x = 96,744.84

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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.