Home / 126,248.81-174,240.02-80,312.93

Finding the Fourth Proportional to 126,248.81, 174,240.02 and 80,312.93

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Solution

The fourth proportional to 126,248.81, 174,240.02 and 80,312.93 is: 110,842.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,248.81 : 174,240.02 = 80,312.93 : x
  2. Step 2: Convert to fraction form
    126,248.81/174,240.02 = 80,312.93/x
  3. Step 3: Cross multiply
    126,248.81x = 174,240.02 × 80,312.93
  4. Step 4: Simplify right side
    126,248.81x = 13,993,725,256.69
  5. Step 5: Solve for x
    x = 13,993,725,256.69/126,248.81
  6. Step 6: Final answer
    x = 110,842.44

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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.