Home / 61,387.86-92,075.55-19,268.27

Finding the Fourth Proportional to 61,387.86, 92,075.55 and 19,268.27

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Solution

The fourth proportional to 61,387.86, 92,075.55 and 19,268.27 is: 28,900.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,387.86 : 92,075.55 = 19,268.27 : x
  2. Step 2: Convert to fraction form
    61,387.86/92,075.55 = 19,268.27/x
  3. Step 3: Cross multiply
    61,387.86x = 92,075.55 × 19,268.27
  4. Step 4: Simplify right side
    61,387.86x = 1,774,136,557.80
  5. Step 5: Solve for x
    x = 1,774,136,557.80/61,387.86
  6. Step 6: Final answer
    x = 28,900.45

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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.