Home / 56,566.14-78,056.62-31,071.18

Finding the Fourth Proportional to 56,566.14, 78,056.62 and 31,071.18

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Solution

The fourth proportional to 56,566.14, 78,056.62 and 31,071.18 is: 42,875.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,566.14 : 78,056.62 = 31,071.18 : x
  2. Step 2: Convert to fraction form
    56,566.14/78,056.62 = 31,071.18/x
  3. Step 3: Cross multiply
    56,566.14x = 78,056.62 × 31,071.18
  4. Step 4: Simplify right side
    56,566.14x = 2,425,311,290.21
  5. Step 5: Solve for x
    x = 2,425,311,290.21/56,566.14
  6. Step 6: Final answer
    x = 42,875.67

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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.