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Finding the Fourth Proportional to 58,459.82, 80,655.44 and 35,775.17

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Solution

The fourth proportional to 58,459.82, 80,655.44 and 35,775.17 is: 49,358.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,459.82 : 80,655.44 = 35,775.17 : x
  2. Step 2: Convert to fraction form
    58,459.82/80,655.44 = 35,775.17/x
  3. Step 3: Cross multiply
    58,459.82x = 80,655.44 × 35,775.17
  4. Step 4: Simplify right side
    58,459.82x = 2,885,461,495.27
  5. Step 5: Solve for x
    x = 2,885,461,495.27/58,459.82
  6. Step 6: Final answer
    x = 49,358.03

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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.