Home / 126,911.02-175,090.87-75,925.22

Finding the Fourth Proportional to 126,911.02, 175,090.87 and 75,925.22

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Solution

The fourth proportional to 126,911.02, 175,090.87 and 75,925.22 is: 104,749.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,911.02 : 175,090.87 = 75,925.22 : x
  2. Step 2: Convert to fraction form
    126,911.02/175,090.87 = 75,925.22/x
  3. Step 3: Cross multiply
    126,911.02x = 175,090.87 × 75,925.22
  4. Step 4: Simplify right side
    126,911.02x = 13,293,812,824.74
  5. Step 5: Solve for x
    x = 13,293,812,824.74/126,911.02
  6. Step 6: Final answer
    x = 104,749.08

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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.