Home / 94,255.10-130,068.74-51,813.32

Finding the Fourth Proportional to 94,255.10, 130,068.74 and 51,813.32

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Solution

The fourth proportional to 94,255.10, 130,068.74 and 51,813.32 is: 71,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,255.10 : 130,068.74 = 51,813.32 : x
  2. Step 2: Convert to fraction form
    94,255.10/130,068.74 = 51,813.32/x
  3. Step 3: Cross multiply
    94,255.10x = 130,068.74 × 51,813.32
  4. Step 4: Simplify right side
    94,255.10x = 6,739,292,988.55
  5. Step 5: Solve for x
    x = 6,739,292,988.55/94,255.10
  6. Step 6: Final answer
    x = 71,500.57

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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.