Home / 93,180.42-128,591.28-50,741.28

Finding the Fourth Proportional to 93,180.42, 128,591.28 and 50,741.28

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Solution

The fourth proportional to 93,180.42, 128,591.28 and 50,741.28 is: 70,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,180.42 : 128,591.28 = 50,741.28 : x
  2. Step 2: Convert to fraction form
    93,180.42/128,591.28 = 50,741.28/x
  3. Step 3: Cross multiply
    93,180.42x = 128,591.28 × 50,741.28
  4. Step 4: Simplify right side
    93,180.42x = 6,524,886,144.04
  5. Step 5: Solve for x
    x = 6,524,886,144.04/93,180.42
  6. Step 6: Final answer
    x = 70,024.22

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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.