Home / 94,915.75-130,986.47-52,477.02

Finding the Fourth Proportional to 94,915.75, 130,986.47 and 52,477.02

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Solution

The fourth proportional to 94,915.75, 130,986.47 and 52,477.02 is: 72,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,915.75 : 130,986.47 = 52,477.02 : x
  2. Step 2: Convert to fraction form
    94,915.75/130,986.47 = 52,477.02/x
  3. Step 3: Cross multiply
    94,915.75x = 130,986.47 × 52,477.02
  4. Step 4: Simplify right side
    94,915.75x = 6,873,779,605.92
  5. Step 5: Solve for x
    x = 6,873,779,605.92/94,915.75
  6. Step 6: Final answer
    x = 72,419.80

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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.