Home / 75,461.94-113,192.85-19,302.15

Finding the Fourth Proportional to 75,461.94, 113,192.85 and 19,302.15

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Solution

The fourth proportional to 75,461.94, 113,192.85 and 19,302.15 is: 28,953.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,461.94 : 113,192.85 = 19,302.15 : x
  2. Step 2: Convert to fraction form
    75,461.94/113,192.85 = 19,302.15/x
  3. Step 3: Cross multiply
    75,461.94x = 113,192.85 × 19,302.15
  4. Step 4: Simplify right side
    75,461.94x = 2,184,865,369.63
  5. Step 5: Solve for x
    x = 2,184,865,369.63/75,461.94
  6. Step 6: Final answer
    x = 28,953.21

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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.