Home / 93,845.07-129,506.22-51,405.12

Finding the Fourth Proportional to 93,845.07, 129,506.22 and 51,405.12

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Solution

The fourth proportional to 93,845.07, 129,506.22 and 51,405.12 is: 70,939.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,845.07 : 129,506.22 = 51,405.12 : x
  2. Step 2: Convert to fraction form
    93,845.07/129,506.22 = 51,405.12/x
  3. Step 3: Cross multiply
    93,845.07x = 129,506.22 × 51,405.12
  4. Step 4: Simplify right side
    93,845.07x = 6,657,282,779.85
  5. Step 5: Solve for x
    x = 6,657,282,779.85/93,845.07
  6. Step 6: Final answer
    x = 70,939.08

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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.