Home / 56,705.90-78,252.98-35,496.86

Finding the Fourth Proportional to 56,705.90, 78,252.98 and 35,496.86

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Solution

The fourth proportional to 56,705.90, 78,252.98 and 35,496.86 is: 48,984.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,705.90 : 78,252.98 = 35,496.86 : x
  2. Step 2: Convert to fraction form
    56,705.90/78,252.98 = 35,496.86/x
  3. Step 3: Cross multiply
    56,705.90x = 78,252.98 × 35,496.86
  4. Step 4: Simplify right side
    56,705.90x = 2,777,735,075.64
  5. Step 5: Solve for x
    x = 2,777,735,075.64/56,705.90
  6. Step 6: Final answer
    x = 48,984.94

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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.