Home / 97,313.25-134,093.02-71,779.16

Finding the Fourth Proportional to 97,313.25, 134,093.02 and 71,779.16

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Solution

The fourth proportional to 97,313.25, 134,093.02 and 71,779.16 is: 98,908.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,313.25 : 134,093.02 = 71,779.16 : x
  2. Step 2: Convert to fraction form
    97,313.25/134,093.02 = 71,779.16/x
  3. Step 3: Cross multiply
    97,313.25x = 134,093.02 × 71,779.16
  4. Step 4: Simplify right side
    97,313.25x = 9,625,084,627.83
  5. Step 5: Solve for x
    x = 9,625,084,627.83/97,313.25
  6. Step 6: Final answer
    x = 98,908.27

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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.