Home / 109,045.89-150,483.96-61,298.82

Finding the Fourth Proportional to 109,045.89, 150,483.96 and 61,298.82

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Solution

The fourth proportional to 109,045.89, 150,483.96 and 61,298.82 is: 84,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,045.89 : 150,483.96 = 61,298.82 : x
  2. Step 2: Convert to fraction form
    109,045.89/150,483.96 = 61,298.82/x
  3. Step 3: Cross multiply
    109,045.89x = 150,483.96 × 61,298.82
  4. Step 4: Simplify right side
    109,045.89x = 9,224,489,176.93
  5. Step 5: Solve for x
    x = 9,224,489,176.93/109,045.89
  6. Step 6: Final answer
    x = 84,592.73

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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.