Home / 93,075.52-128,440.46-50,634.22

Finding the Fourth Proportional to 93,075.52, 128,440.46 and 50,634.22

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Solution

The fourth proportional to 93,075.52, 128,440.46 and 50,634.22 is: 69,873.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,075.52 : 128,440.46 = 50,634.22 : x
  2. Step 2: Convert to fraction form
    93,075.52/128,440.46 = 50,634.22/x
  3. Step 3: Cross multiply
    93,075.52x = 128,440.46 × 50,634.22
  4. Step 4: Simplify right side
    93,075.52x = 6,503,482,508.54
  5. Step 5: Solve for x
    x = 6,503,482,508.54/93,075.52
  6. Step 6: Final answer
    x = 69,873.18

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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.