Home / 56,160.84-77,501.68-31,010.34

Finding the Fourth Proportional to 56,160.84, 77,501.68 and 31,010.34

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Solution

The fourth proportional to 56,160.84, 77,501.68 and 31,010.34 is: 42,794.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,160.84 : 77,501.68 = 31,010.34 : x
  2. Step 2: Convert to fraction form
    56,160.84/77,501.68 = 31,010.34/x
  3. Step 3: Cross multiply
    56,160.84x = 77,501.68 × 31,010.34
  4. Step 4: Simplify right side
    56,160.84x = 2,403,353,447.37
  5. Step 5: Solve for x
    x = 2,403,353,447.37/56,160.84
  6. Step 6: Final answer
    x = 42,794.12

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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.