Home / 56,905.83-78,567.03-50,927.22

Finding the Fourth Proportional to 56,905.83, 78,567.03 and 50,927.22

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Solution

The fourth proportional to 56,905.83, 78,567.03 and 50,927.22 is: 70,312.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,905.83 : 78,567.03 = 50,927.22 : x
  2. Step 2: Convert to fraction form
    56,905.83/78,567.03 = 50,927.22/x
  3. Step 3: Cross multiply
    56,905.83x = 78,567.03 × 50,927.22
  4. Step 4: Simplify right side
    56,905.83x = 4,001,200,421.56
  5. Step 5: Solve for x
    x = 4,001,200,421.56/56,905.83
  6. Step 6: Final answer
    x = 70,312.66

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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.