Home / 56,848.22-78,457.79-47,271.63

Finding the Fourth Proportional to 56,848.22, 78,457.79 and 47,271.63

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Solution

The fourth proportional to 56,848.22, 78,457.79 and 47,271.63 is: 65,240.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,848.22 : 78,457.79 = 47,271.63 : x
  2. Step 2: Convert to fraction form
    56,848.22/78,457.79 = 47,271.63/x
  3. Step 3: Cross multiply
    56,848.22x = 78,457.79 × 47,271.63
  4. Step 4: Simplify right side
    56,848.22x = 3,708,827,236.95
  5. Step 5: Solve for x
    x = 3,708,827,236.95/56,848.22
  6. Step 6: Final answer
    x = 65,240.87

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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.