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Finding the Fourth Proportional to 56,733.70, 78,303.01 and 32,860.37

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Solution

The fourth proportional to 56,733.70, 78,303.01 and 32,860.37 is: 45,353.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,733.70 : 78,303.01 = 32,860.37 : x
  2. Step 2: Convert to fraction form
    56,733.70/78,303.01 = 32,860.37/x
  3. Step 3: Cross multiply
    56,733.70x = 78,303.01 × 32,860.37
  4. Step 4: Simplify right side
    56,733.70x = 2,573,065,880.71
  5. Step 5: Solve for x
    x = 2,573,065,880.71/56,733.70
  6. Step 6: Final answer
    x = 45,353.39

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1.5x scale

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.