Home / 93,884.58-129,557.70-51,442.20

Finding the Fourth Proportional to 93,884.58, 129,557.70 and 51,442.20

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Solution

The fourth proportional to 93,884.58, 129,557.70 and 51,442.20 is: 70,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,884.58 : 129,557.70 = 51,442.20 : x
  2. Step 2: Convert to fraction form
    93,884.58/129,557.70 = 51,442.20/x
  3. Step 3: Cross multiply
    93,884.58x = 129,557.70 × 51,442.20
  4. Step 4: Simplify right side
    93,884.58x = 6,664,733,114.94
  5. Step 5: Solve for x
    x = 6,664,733,114.94/93,884.58
  6. Step 6: Final answer
    x = 70,988.58

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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.