Home / 127,322.26-175,710-70,733.50

Finding the Fourth Proportional to 127,322.26, 175,710 and 70,733.50

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Solution

The fourth proportional to 127,322.26, 175,710 and 70,733.50 is: 97,615.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,322.26 : 175,710 = 70,733.50 : x
  2. Step 2: Convert to fraction form
    127,322.26/175,710 = 70,733.50/x
  3. Step 3: Cross multiply
    127,322.26x = 175,710 × 70,733.50
  4. Step 4: Simplify right side
    127,322.26x = 12,428,583,285
  5. Step 5: Solve for x
    x = 12,428,583,285/127,322.26
  6. Step 6: Final answer
    x = 97,615.16

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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.