Home / 127,095.66-190,489.50-70,875.96

Finding the Fourth Proportional to 127,095.66, 190,489.50 and 70,875.96

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Solution

The fourth proportional to 127,095.66, 190,489.50 and 70,875.96 is: 106,228.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,095.66 : 190,489.50 = 70,875.96 : x
  2. Step 2: Convert to fraction form
    127,095.66/190,489.50 = 70,875.96/x
  3. Step 3: Cross multiply
    127,095.66x = 190,489.50 × 70,875.96
  4. Step 4: Simplify right side
    127,095.66x = 13,501,126,182.42
  5. Step 5: Solve for x
    x = 13,501,126,182.42/127,095.66
  6. Step 6: Final answer
    x = 106,228.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.