Home / 97,736.36-134,876.76-55,303.76

Finding the Fourth Proportional to 97,736.36, 134,876.76 and 55,303.76

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Solution

The fourth proportional to 97,736.36, 134,876.76 and 55,303.76 is: 76,319.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,736.36 : 134,876.76 = 55,303.76 : x
  2. Step 2: Convert to fraction form
    97,736.36/134,876.76 = 55,303.76/x
  3. Step 3: Cross multiply
    97,736.36x = 134,876.76 × 55,303.76
  4. Step 4: Simplify right side
    97,736.36x = 7,459,191,964.62
  5. Step 5: Solve for x
    x = 7,459,191,964.62/97,736.36
  6. Step 6: Final answer
    x = 76,319.52

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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.