Home / 314,124.12-471,184.02-127,132.92

Finding the Fourth Proportional to 314,124.12, 471,184.02 and 127,132.92

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Solution

The fourth proportional to 314,124.12, 471,184.02 and 127,132.92 is: 190,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,124.12 : 471,184.02 = 127,132.92 : x
  2. Step 2: Convert to fraction form
    314,124.12/471,184.02 = 127,132.92/x
  3. Step 3: Cross multiply
    314,124.12x = 471,184.02 × 127,132.92
  4. Step 4: Simplify right side
    314,124.12x = 59,903,000,319.94
  5. Step 5: Solve for x
    x = 59,903,000,319.94/314,124.12
  6. Step 6: Final answer
    x = 190,698.51

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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.