Home / 127,852.02-176,441.76-71,263.80

Finding the Fourth Proportional to 127,852.02, 176,441.76 and 71,263.80

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Solution

The fourth proportional to 127,852.02, 176,441.76 and 71,263.80 is: 98,347.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,852.02 : 176,441.76 = 71,263.80 : x
  2. Step 2: Convert to fraction form
    127,852.02/176,441.76 = 71,263.80/x
  3. Step 3: Cross multiply
    127,852.02x = 176,441.76 × 71,263.80
  4. Step 4: Simplify right side
    127,852.02x = 12,573,910,296.29
  5. Step 5: Solve for x
    x = 12,573,910,296.29/127,852.02
  6. Step 6: Final answer
    x = 98,347.37

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1.5x scale

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.