Home / 155,431.95-233,147.93-55,595.40

Finding the Fourth Proportional to 155,431.95, 233,147.93 and 55,595.40

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Solution

The fourth proportional to 155,431.95, 233,147.93 and 55,595.40 is: 83,393.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,431.95 : 233,147.93 = 55,595.40 : x
  2. Step 2: Convert to fraction form
    155,431.95/233,147.93 = 55,595.40/x
  3. Step 3: Cross multiply
    155,431.95x = 233,147.93 × 55,595.40
  4. Step 4: Simplify right side
    155,431.95x = 12,961,952,149.55
  5. Step 5: Solve for x
    x = 12,961,952,149.55/155,431.95
  6. Step 6: Final answer
    x = 83,393.10

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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.