Home / 93,326.42-128,790.52-50,885.12

Finding the Fourth Proportional to 93,326.42, 128,790.52 and 50,885.12

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Solution

The fourth proportional to 93,326.42, 128,790.52 and 50,885.12 is: 70,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,326.42 : 128,790.52 = 50,885.12 : x
  2. Step 2: Convert to fraction form
    93,326.42/128,790.52 = 50,885.12/x
  3. Step 3: Cross multiply
    93,326.42x = 128,790.52 × 50,885.12
  4. Step 4: Simplify right side
    93,326.42x = 6,553,521,065.06
  5. Step 5: Solve for x
    x = 6,553,521,065.06/93,326.42
  6. Step 6: Final answer
    x = 70,221.50

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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.