Home / 93,947.74-129,647.85-51,505.36

Finding the Fourth Proportional to 93,947.74, 129,647.85 and 51,505.36

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Solution

The fourth proportional to 93,947.74, 129,647.85 and 51,505.36 is: 71,077.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,947.74 : 129,647.85 = 51,505.36 : x
  2. Step 2: Convert to fraction form
    93,947.74/129,647.85 = 51,505.36/x
  3. Step 3: Cross multiply
    93,947.74x = 129,647.85 × 51,505.36
  4. Step 4: Simplify right side
    93,947.74x = 6,677,559,187.48
  5. Step 5: Solve for x
    x = 6,677,559,187.48/93,947.74
  6. Step 6: Final answer
    x = 71,077.38

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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.