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Finding the Fourth Proportional to 93,189.95, 139,731.59 and 43,244.33

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Solution

The fourth proportional to 93,189.95, 139,731.59 and 43,244.33 is: 64,841.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,189.95 : 139,731.59 = 43,244.33 : x
  2. Step 2: Convert to fraction form
    93,189.95/139,731.59 = 43,244.33/x
  3. Step 3: Cross multiply
    93,189.95x = 139,731.59 × 43,244.33
  4. Step 4: Simplify right side
    93,189.95x = 6,042,598,074.51
  5. Step 5: Solve for x
    x = 6,042,598,074.51/93,189.95
  6. Step 6: Final answer
    x = 64,841.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.