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Finding the Fourth Proportional to 47,290.60, 70,948.86 and 37,462.60

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Solution

The fourth proportional to 47,290.60, 70,948.86 and 37,462.60 is: 56,204.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,290.60 : 70,948.86 = 37,462.60 : x
  2. Step 2: Convert to fraction form
    47,290.60/70,948.86 = 37,462.60/x
  3. Step 3: Cross multiply
    47,290.60x = 70,948.86 × 37,462.60
  4. Step 4: Simplify right side
    47,290.60x = 2,657,928,762.64
  5. Step 5: Solve for x
    x = 2,657,928,762.64/47,290.60
  6. Step 6: Final answer
    x = 56,204.17

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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.