Home / 91,035.16-125,628.53-50,748.05

Finding the Fourth Proportional to 91,035.16, 125,628.53 and 50,748.05

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Solution

The fourth proportional to 91,035.16, 125,628.53 and 50,748.05 is: 70,032.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,035.16 : 125,628.53 = 50,748.05 : x
  2. Step 2: Convert to fraction form
    91,035.16/125,628.53 = 50,748.05/x
  3. Step 3: Cross multiply
    91,035.16x = 125,628.53 × 50,748.05
  4. Step 4: Simplify right side
    91,035.16x = 6,375,402,668.13
  5. Step 5: Solve for x
    x = 6,375,402,668.13/91,035.16
  6. Step 6: Final answer
    x = 70,032.32

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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.