Home / 56,762.32-78,290.40-37,607.44

Finding the Fourth Proportional to 56,762.32, 78,290.40 and 37,607.44

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Solution

The fourth proportional to 56,762.32, 78,290.40 and 37,607.44 is: 51,870.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,762.32 : 78,290.40 = 37,607.44 : x
  2. Step 2: Convert to fraction form
    56,762.32/78,290.40 = 37,607.44/x
  3. Step 3: Cross multiply
    56,762.32x = 78,290.40 × 37,607.44
  4. Step 4: Simplify right side
    56,762.32x = 2,944,301,520.58
  5. Step 5: Solve for x
    x = 2,944,301,520.58/56,762.32
  6. Step 6: Final answer
    x = 51,870.70

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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.