Home / 93,002.64-128,344.08-50,561.04

Finding the Fourth Proportional to 93,002.64, 128,344.08 and 50,561.04

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Solution

The fourth proportional to 93,002.64, 128,344.08 and 50,561.04 is: 69,774.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,002.64 : 128,344.08 = 50,561.04 : x
  2. Step 2: Convert to fraction form
    93,002.64/128,344.08 = 50,561.04/x
  3. Step 3: Cross multiply
    93,002.64x = 128,344.08 × 50,561.04
  4. Step 4: Simplify right side
    93,002.64x = 6,489,210,162.64
  5. Step 5: Solve for x
    x = 6,489,210,162.64/93,002.64
  6. Step 6: Final answer
    x = 69,774.47

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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.