Home / 97,901.36-135,106.62-55,459.89

Finding the Fourth Proportional to 97,901.36, 135,106.62 and 55,459.89

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Solution

The fourth proportional to 97,901.36, 135,106.62 and 55,459.89 is: 76,536.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,901.36 : 135,106.62 = 55,459.89 : x
  2. Step 2: Convert to fraction form
    97,901.36/135,106.62 = 55,459.89/x
  3. Step 3: Cross multiply
    97,901.36x = 135,106.62 × 55,459.89
  4. Step 4: Simplify right side
    97,901.36x = 7,492,998,283.47
  5. Step 5: Solve for x
    x = 7,492,998,283.47/97,901.36
  6. Step 6: Final answer
    x = 76,536.21

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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.