Home / 61,417.14-92,125.40-53,071.80

Finding the Fourth Proportional to 61,417.14, 92,125.40 and 53,071.80

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Solution

The fourth proportional to 61,417.14, 92,125.40 and 53,071.80 is: 79,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,417.14 : 92,125.40 = 53,071.80 : x
  2. Step 2: Convert to fraction form
    61,417.14/92,125.40 = 53,071.80/x
  3. Step 3: Cross multiply
    61,417.14x = 92,125.40 × 53,071.80
  4. Step 4: Simplify right side
    61,417.14x = 4,889,260,538.36
  5. Step 5: Solve for x
    x = 4,889,260,538.36/61,417.14
  6. Step 6: Final answer
    x = 79,607.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.