Home / 56,312.90-77,699.40-33,648.50

Finding the Fourth Proportional to 56,312.90, 77,699.40 and 33,648.50

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Solution

The fourth proportional to 56,312.90, 77,699.40 and 33,648.50 is: 46,427.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,312.90 : 77,699.40 = 33,648.50 : x
  2. Step 2: Convert to fraction form
    56,312.90/77,699.40 = 33,648.50/x
  3. Step 3: Cross multiply
    56,312.90x = 77,699.40 × 33,648.50
  4. Step 4: Simplify right side
    56,312.90x = 2,614,468,260.90
  5. Step 5: Solve for x
    x = 2,614,468,260.90/56,312.90
  6. Step 6: Final answer
    x = 46,427.52

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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.