Home / 93,437.40-128,943.72-50,995.92

Finding the Fourth Proportional to 93,437.40, 128,943.72 and 50,995.92

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Solution

The fourth proportional to 93,437.40, 128,943.72 and 50,995.92 is: 70,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,437.40 : 128,943.72 = 50,995.92 : x
  2. Step 2: Convert to fraction form
    93,437.40/128,943.72 = 50,995.92/x
  3. Step 3: Cross multiply
    93,437.40x = 128,943.72 × 50,995.92
  4. Step 4: Simplify right side
    93,437.40x = 6,575,603,629.62
  5. Step 5: Solve for x
    x = 6,575,603,629.62/93,437.40
  6. Step 6: Final answer
    x = 70,374.43

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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.