Home / 93,042.75-128,395.08-52,759.23

Finding the Fourth Proportional to 93,042.75, 128,395.08 and 52,759.23

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Solution

The fourth proportional to 93,042.75, 128,395.08 and 52,759.23 is: 72,805.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,042.75 : 128,395.08 = 52,759.23 : x
  2. Step 2: Convert to fraction form
    93,042.75/128,395.08 = 52,759.23/x
  3. Step 3: Cross multiply
    93,042.75x = 128,395.08 × 52,759.23
  4. Step 4: Simplify right side
    93,042.75x = 6,774,025,556.59
  5. Step 5: Solve for x
    x = 6,774,025,556.59/93,042.75
  6. Step 6: Final answer
    x = 72,805.52

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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.