Home / 302,349.22-453,507.42-91,970.75

Finding the Fourth Proportional to 302,349.22, 453,507.42 and 91,970.75

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Solution

The fourth proportional to 302,349.22, 453,507.42 and 91,970.75 is: 137,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,349.22 : 453,507.42 = 91,970.75 : x
  2. Step 2: Convert to fraction form
    302,349.22/453,507.42 = 91,970.75/x
  3. Step 3: Cross multiply
    302,349.22x = 453,507.42 × 91,970.75
  4. Step 4: Simplify right side
    302,349.22x = 41,709,417,547.97
  5. Step 5: Solve for x
    x = 41,709,417,547.97/302,349.22
  6. Step 6: Final answer
    x = 137,951.13

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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.