Home / 74,746.10-103,091.27-47,891.13

Finding the Fourth Proportional to 74,746.10, 103,091.27 and 47,891.13

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Solution

The fourth proportional to 74,746.10, 103,091.27 and 47,891.13 is: 66,052.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,746.10 : 103,091.27 = 47,891.13 : x
  2. Step 2: Convert to fraction form
    74,746.10/103,091.27 = 47,891.13/x
  3. Step 3: Cross multiply
    74,746.10x = 103,091.27 × 47,891.13
  4. Step 4: Simplify right side
    74,746.10x = 4,937,157,173.98
  5. Step 5: Solve for x
    x = 4,937,157,173.98/74,746.10
  6. Step 6: Final answer
    x = 66,052.38

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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.