Home / 46,691.28-64,706.55-45,805.20

Finding the Fourth Proportional to 46,691.28, 64,706.55 and 45,805.20

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Solution

The fourth proportional to 46,691.28, 64,706.55 and 45,805.20 is: 63,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,691.28 : 64,706.55 = 45,805.20 : x
  2. Step 2: Convert to fraction form
    46,691.28/64,706.55 = 45,805.20/x
  3. Step 3: Cross multiply
    46,691.28x = 64,706.55 × 45,805.20
  4. Step 4: Simplify right side
    46,691.28x = 2,963,896,464.06
  5. Step 5: Solve for x
    x = 2,963,896,464.06/46,691.28
  6. Step 6: Final answer
    x = 63,478.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.