Home / 56,411.12-84,594.80-30,101.51

Finding the Fourth Proportional to 56,411.12, 84,594.80 and 30,101.51

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Solution

The fourth proportional to 56,411.12, 84,594.80 and 30,101.51 is: 45,140.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,411.12 : 84,594.80 = 30,101.51 : x
  2. Step 2: Convert to fraction form
    56,411.12/84,594.80 = 30,101.51/x
  3. Step 3: Cross multiply
    56,411.12x = 84,594.80 × 30,101.51
  4. Step 4: Simplify right side
    56,411.12x = 2,546,430,644.67
  5. Step 5: Solve for x
    x = 2,546,430,644.67/56,411.12
  6. Step 6: Final answer
    x = 45,140.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.