Home / 93,113.04-128,498.46-50,674.20

Finding the Fourth Proportional to 93,113.04, 128,498.46 and 50,674.20

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Solution

The fourth proportional to 93,113.04, 128,498.46 and 50,674.20 is: 69,931.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,113.04 : 128,498.46 = 50,674.20 : x
  2. Step 2: Convert to fraction form
    93,113.04/128,498.46 = 50,674.20/x
  3. Step 3: Cross multiply
    93,113.04x = 128,498.46 × 50,674.20
  4. Step 4: Simplify right side
    93,113.04x = 6,511,556,661.73
  5. Step 5: Solve for x
    x = 6,511,556,661.73/93,113.04
  6. Step 6: Final answer
    x = 69,931.74

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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.