Home / 49,397.36-68,024.74-42,934.16

Finding the Fourth Proportional to 49,397.36, 68,024.74 and 42,934.16

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Solution

The fourth proportional to 49,397.36, 68,024.74 and 42,934.16 is: 59,124.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,397.36 : 68,024.74 = 42,934.16 : x
  2. Step 2: Convert to fraction form
    49,397.36/68,024.74 = 42,934.16/x
  3. Step 3: Cross multiply
    49,397.36x = 68,024.74 × 42,934.16
  4. Step 4: Simplify right side
    49,397.36x = 2,920,585,071.12
  5. Step 5: Solve for x
    x = 2,920,585,071.12/49,397.36
  6. Step 6: Final answer
    x = 59,124.31

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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.