Home / 292,634.57-438,987.02-103,055.75

Finding the Fourth Proportional to 292,634.57, 438,987.02 and 103,055.75

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Solution

The fourth proportional to 292,634.57, 438,987.02 and 103,055.75 is: 154,596.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,634.57 : 438,987.02 = 103,055.75 : x
  2. Step 2: Convert to fraction form
    292,634.57/438,987.02 = 103,055.75/x
  3. Step 3: Cross multiply
    292,634.57x = 438,987.02 × 103,055.75
  4. Step 4: Simplify right side
    292,634.57x = 45,240,136,586.37
  5. Step 5: Solve for x
    x = 45,240,136,586.37/292,634.57
  6. Step 6: Final answer
    x = 154,596.01

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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.