Home / 97,319.51-134,305.53-54,877.13

Finding the Fourth Proportional to 97,319.51, 134,305.53 and 54,877.13

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Solution

The fourth proportional to 97,319.51, 134,305.53 and 54,877.13 is: 75,733.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,319.51 : 134,305.53 = 54,877.13 : x
  2. Step 2: Convert to fraction form
    97,319.51/134,305.53 = 54,877.13/x
  3. Step 3: Cross multiply
    97,319.51x = 134,305.53 × 54,877.13
  4. Step 4: Simplify right side
    97,319.51x = 7,370,301,755.14
  5. Step 5: Solve for x
    x = 7,370,301,755.14/97,319.51
  6. Step 6: Final answer
    x = 75,733.03

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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.