Home / 49,341.16-68,068.02-30,215.08

Finding the Fourth Proportional to 49,341.16, 68,068.02 and 30,215.08

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Solution

The fourth proportional to 49,341.16, 68,068.02 and 30,215.08 is: 41,682.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,341.16 : 68,068.02 = 30,215.08 : x
  2. Step 2: Convert to fraction form
    49,341.16/68,068.02 = 30,215.08/x
  3. Step 3: Cross multiply
    49,341.16x = 68,068.02 × 30,215.08
  4. Step 4: Simplify right side
    49,341.16x = 2,056,680,669.74
  5. Step 5: Solve for x
    x = 2,056,680,669.74/49,341.16
  6. Step 6: Final answer
    x = 41,682.86

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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.