Home / 56,089.32-84,133.98-31,482.60

Finding the Fourth Proportional to 56,089.32, 84,133.98 and 31,482.60

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Solution

The fourth proportional to 56,089.32, 84,133.98 and 31,482.60 is: 47,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,089.32 : 84,133.98 = 31,482.60 : x
  2. Step 2: Convert to fraction form
    56,089.32/84,133.98 = 31,482.60/x
  3. Step 3: Cross multiply
    56,089.32x = 84,133.98 × 31,482.60
  4. Step 4: Simplify right side
    56,089.32x = 2,648,756,438.75
  5. Step 5: Solve for x
    x = 2,648,756,438.75/56,089.32
  6. Step 6: Final answer
    x = 47,223.90

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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.