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Finding the Fourth Proportional to 62,437.80, 93,656.70 and 35,756.40

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Solution

The fourth proportional to 62,437.80, 93,656.70 and 35,756.40 is: 53,634.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,437.80 : 93,656.70 = 35,756.40 : x
  2. Step 2: Convert to fraction form
    62,437.80/93,656.70 = 35,756.40/x
  3. Step 3: Cross multiply
    62,437.80x = 93,656.70 × 35,756.40
  4. Step 4: Simplify right side
    62,437.80x = 3,348,826,427.88
  5. Step 5: Solve for x
    x = 3,348,826,427.88/62,437.80
  6. Step 6: Final answer
    x = 53,634.60

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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.