Home / 93,747.60-129,370.64-51,305.63

Finding the Fourth Proportional to 93,747.60, 129,370.64 and 51,305.63

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Solution

The fourth proportional to 93,747.60, 129,370.64 and 51,305.63 is: 70,801.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,747.60 : 129,370.64 = 51,305.63 : x
  2. Step 2: Convert to fraction form
    93,747.60/129,370.64 = 51,305.63/x
  3. Step 3: Cross multiply
    93,747.60x = 129,370.64 × 51,305.63
  4. Step 4: Simplify right side
    93,747.60x = 6,637,441,285.32
  5. Step 5: Solve for x
    x = 6,637,441,285.32/93,747.60
  6. Step 6: Final answer
    x = 70,801.19

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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.