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Finding the Fourth Proportional to 58,459.94, 80,674.22 and 31,602.22

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Solution

The fourth proportional to 58,459.94, 80,674.22 and 31,602.22 is: 43,610.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,459.94 : 80,674.22 = 31,602.22 : x
  2. Step 2: Convert to fraction form
    58,459.94/80,674.22 = 31,602.22/x
  3. Step 3: Cross multiply
    58,459.94x = 80,674.22 × 31,602.22
  4. Step 4: Simplify right side
    58,459.94x = 2,549,484,089.07
  5. Step 5: Solve for x
    x = 2,549,484,089.07/58,459.94
  6. Step 6: Final answer
    x = 43,610.79

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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.