Home / 70,531.17-97,360.12-47,880.29

Finding the Fourth Proportional to 70,531.17, 97,360.12 and 47,880.29

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Solution

The fourth proportional to 70,531.17, 97,360.12 and 47,880.29 is: 66,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,531.17 : 97,360.12 = 47,880.29 : x
  2. Step 2: Convert to fraction form
    70,531.17/97,360.12 = 47,880.29/x
  3. Step 3: Cross multiply
    70,531.17x = 97,360.12 × 47,880.29
  4. Step 4: Simplify right side
    70,531.17x = 4,661,630,780.03
  5. Step 5: Solve for x
    x = 4,661,630,780.03/70,531.17
  6. Step 6: Final answer
    x = 66,093.20

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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.