Home / 93,148.26-128,544.60-50,707.10

Finding the Fourth Proportional to 93,148.26, 128,544.60 and 50,707.10

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Solution

The fourth proportional to 93,148.26, 128,544.60 and 50,707.10 is: 69,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,148.26 : 128,544.60 = 50,707.10 : x
  2. Step 2: Convert to fraction form
    93,148.26/128,544.60 = 50,707.10/x
  3. Step 3: Cross multiply
    93,148.26x = 128,544.60 × 50,707.10
  4. Step 4: Simplify right side
    93,148.26x = 6,518,123,886.66
  5. Step 5: Solve for x
    x = 6,518,123,886.66/93,148.26
  6. Step 6: Final answer
    x = 69,975.80

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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.