Home / 47,730.40-71,595.60-46,636.90

Finding the Fourth Proportional to 47,730.40, 71,595.60 and 46,636.90

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Solution

The fourth proportional to 47,730.40, 71,595.60 and 46,636.90 is: 69,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,730.40 : 71,595.60 = 46,636.90 : x
  2. Step 2: Convert to fraction form
    47,730.40/71,595.60 = 46,636.90/x
  3. Step 3: Cross multiply
    47,730.40x = 71,595.60 × 46,636.90
  4. Step 4: Simplify right side
    47,730.40x = 3,338,996,837.64
  5. Step 5: Solve for x
    x = 3,338,996,837.64/47,730.40
  6. Step 6: Final answer
    x = 69,955.35

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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.