Home / 93,314.08-128,772.88-50,872.48

Finding the Fourth Proportional to 93,314.08, 128,772.88 and 50,872.48

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Solution

The fourth proportional to 93,314.08, 128,772.88 and 50,872.48 is: 70,203.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,314.08 : 128,772.88 = 50,872.48 : x
  2. Step 2: Convert to fraction form
    93,314.08/128,772.88 = 50,872.48/x
  3. Step 3: Cross multiply
    93,314.08x = 128,772.88 × 50,872.48
  4. Step 4: Simplify right side
    93,314.08x = 6,550,995,762.34
  5. Step 5: Solve for x
    x = 6,550,995,762.34/93,314.08
  6. Step 6: Final answer
    x = 70,203.72

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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.