Home / 56,886.48-78,445.08-37,759.50

Finding the Fourth Proportional to 56,886.48, 78,445.08 and 37,759.50

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Solution

The fourth proportional to 56,886.48, 78,445.08 and 37,759.50 is: 52,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,886.48 : 78,445.08 = 37,759.50 : x
  2. Step 2: Convert to fraction form
    56,886.48/78,445.08 = 37,759.50/x
  3. Step 3: Cross multiply
    56,886.48x = 78,445.08 × 37,759.50
  4. Step 4: Simplify right side
    56,886.48x = 2,962,046,998.26
  5. Step 5: Solve for x
    x = 2,962,046,998.26/56,886.48
  6. Step 6: Final answer
    x = 52,069.44

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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.