Home / 255,271.02-382,948.14-75,374.64

Finding the Fourth Proportional to 255,271.02, 382,948.14 and 75,374.64

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Solution

The fourth proportional to 255,271.02, 382,948.14 and 75,374.64 is: 113,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,271.02 : 382,948.14 = 75,374.64 : x
  2. Step 2: Convert to fraction form
    255,271.02/382,948.14 = 75,374.64/x
  3. Step 3: Cross multiply
    255,271.02x = 382,948.14 × 75,374.64
  4. Step 4: Simplify right side
    255,271.02x = 28,864,578,191.17
  5. Step 5: Solve for x
    x = 28,864,578,191.17/255,271.02
  6. Step 6: Final answer
    x = 113,074.25

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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.