Home / 91,340.96-126,050.16-51,054.68

Finding the Fourth Proportional to 91,340.96, 126,050.16 and 51,054.68

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Solution

The fourth proportional to 91,340.96, 126,050.16 and 51,054.68 is: 70,455.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,340.96 : 126,050.16 = 51,054.68 : x
  2. Step 2: Convert to fraction form
    91,340.96/126,050.16 = 51,054.68/x
  3. Step 3: Cross multiply
    91,340.96x = 126,050.16 × 51,054.68
  4. Step 4: Simplify right side
    91,340.96x = 6,435,450,582.75
  5. Step 5: Solve for x
    x = 6,435,450,582.75/91,340.96
  6. Step 6: Final answer
    x = 70,455.25

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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.