Home / 91,458.93-126,210.10-50,623.14

Finding the Fourth Proportional to 91,458.93, 126,210.10 and 50,623.14

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Solution

The fourth proportional to 91,458.93, 126,210.10 and 50,623.14 is: 69,858.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,458.93 : 126,210.10 = 50,623.14 : x
  2. Step 2: Convert to fraction form
    91,458.93/126,210.10 = 50,623.14/x
  3. Step 3: Cross multiply
    91,458.93x = 126,210.10 × 50,623.14
  4. Step 4: Simplify right side
    91,458.93x = 6,389,151,151.71
  5. Step 5: Solve for x
    x = 6,389,151,151.71/91,458.93
  6. Step 6: Final answer
    x = 69,858.14

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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.