Home / 302,353.59-453,596-91,986.06

Finding the Fourth Proportional to 302,353.59, 453,596 and 91,986.06

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Solution

The fourth proportional to 302,353.59, 453,596 and 91,986.06 is: 137,999.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,353.59 : 453,596 = 91,986.06 : x
  2. Step 2: Convert to fraction form
    302,353.59/453,596 = 91,986.06/x
  3. Step 3: Cross multiply
    302,353.59x = 453,596 × 91,986.06
  4. Step 4: Simplify right side
    302,353.59x = 41,724,508,871.76
  5. Step 5: Solve for x
    x = 41,724,508,871.76/302,353.59
  6. Step 6: Final answer
    x = 137,999.05

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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.