Home / 56,445.96-77,898.94-31,295.46

Finding the Fourth Proportional to 56,445.96, 77,898.94 and 31,295.46

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Solution

The fourth proportional to 56,445.96, 77,898.94 and 31,295.46 is: 43,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,445.96 : 77,898.94 = 31,295.46 : x
  2. Step 2: Convert to fraction form
    56,445.96/77,898.94 = 31,295.46/x
  3. Step 3: Cross multiply
    56,445.96x = 77,898.94 × 31,295.46
  4. Step 4: Simplify right side
    56,445.96x = 2,437,883,160.81
  5. Step 5: Solve for x
    x = 2,437,883,160.81/56,445.96
  6. Step 6: Final answer
    x = 43,189.68

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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.