Home / 97,746.35-134,886.29-55,305.80

Finding the Fourth Proportional to 97,746.35, 134,886.29 and 55,305.80

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Solution

The fourth proportional to 97,746.35, 134,886.29 and 55,305.80 is: 76,319.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,746.35 : 134,886.29 = 55,305.80 : x
  2. Step 2: Convert to fraction form
    97,746.35/134,886.29 = 55,305.80/x
  3. Step 3: Cross multiply
    97,746.35x = 134,886.29 × 55,305.80
  4. Step 4: Simplify right side
    97,746.35x = 7,459,993,226.52
  5. Step 5: Solve for x
    x = 7,459,993,226.52/97,746.35
  6. Step 6: Final answer
    x = 76,319.91

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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.