Home / 127,517.02-175,973.02-70,928.40

Finding the Fourth Proportional to 127,517.02, 175,973.02 and 70,928.40

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Solution

The fourth proportional to 127,517.02, 175,973.02 and 70,928.40 is: 97,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,517.02 : 175,973.02 = 70,928.40 : x
  2. Step 2: Convert to fraction form
    127,517.02/175,973.02 = 70,928.40/x
  3. Step 3: Cross multiply
    127,517.02x = 175,973.02 × 70,928.40
  4. Step 4: Simplify right side
    127,517.02x = 12,481,484,751.77
  5. Step 5: Solve for x
    x = 12,481,484,751.77/127,517.02
  6. Step 6: Final answer
    x = 97,880.93

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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.