Home / 127,117.40-190,601.31-48,237.16

Finding the Fourth Proportional to 127,117.40, 190,601.31 and 48,237.16

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Solution

The fourth proportional to 127,117.40, 190,601.31 and 48,237.16 is: 72,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,117.40 : 190,601.31 = 48,237.16 : x
  2. Step 2: Convert to fraction form
    127,117.40/190,601.31 = 48,237.16/x
  3. Step 3: Cross multiply
    127,117.40x = 190,601.31 × 48,237.16
  4. Step 4: Simplify right side
    127,117.40x = 9,194,065,886.68
  5. Step 5: Solve for x
    x = 9,194,065,886.68/127,117.40
  6. Step 6: Final answer
    x = 72,327.36

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1.5x scale

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.