Home / 85,567.22-118,124.01-56,934.53

Finding the Fourth Proportional to 85,567.22, 118,124.01 and 56,934.53

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Solution

The fourth proportional to 85,567.22, 118,124.01 and 56,934.53 is: 78,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,567.22 : 118,124.01 = 56,934.53 : x
  2. Step 2: Convert to fraction form
    85,567.22/118,124.01 = 56,934.53/x
  3. Step 3: Cross multiply
    85,567.22x = 118,124.01 × 56,934.53
  4. Step 4: Simplify right side
    85,567.22x = 6,725,334,991.07
  5. Step 5: Solve for x
    x = 6,725,334,991.07/85,567.22
  6. Step 6: Final answer
    x = 78,597.10

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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.