Home / 127,117.90-190,602.06-48,237.66

Finding the Fourth Proportional to 127,117.90, 190,602.06 and 48,237.66

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Solution

The fourth proportional to 127,117.90, 190,602.06 and 48,237.66 is: 72,328.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,117.90 : 190,602.06 = 48,237.66 : x
  2. Step 2: Convert to fraction form
    127,117.90/190,602.06 = 48,237.66/x
  3. Step 3: Cross multiply
    127,117.90x = 190,602.06 × 48,237.66
  4. Step 4: Simplify right side
    127,117.90x = 9,194,197,365.58
  5. Step 5: Solve for x
    x = 9,194,197,365.58/127,117.90
  6. Step 6: Final answer
    x = 72,328.11

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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.