Home / 58,776.05-81,110.70-31,918.34

Finding the Fourth Proportional to 58,776.05, 81,110.70 and 31,918.34

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Solution

The fourth proportional to 58,776.05, 81,110.70 and 31,918.34 is: 44,047.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,776.05 : 81,110.70 = 31,918.34 : x
  2. Step 2: Convert to fraction form
    58,776.05/81,110.70 = 31,918.34/x
  3. Step 3: Cross multiply
    58,776.05x = 81,110.70 × 31,918.34
  4. Step 4: Simplify right side
    58,776.05x = 2,588,918,900.24
  5. Step 5: Solve for x
    x = 2,588,918,900.24/58,776.05
  6. Step 6: Final answer
    x = 44,047.17

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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.