Home / 149,095.80-223,643.70-49,271.40

Finding the Fourth Proportional to 149,095.80, 223,643.70 and 49,271.40

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Solution

The fourth proportional to 149,095.80, 223,643.70 and 49,271.40 is: 73,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,095.80 : 223,643.70 = 49,271.40 : x
  2. Step 2: Convert to fraction form
    149,095.80/223,643.70 = 49,271.40/x
  3. Step 3: Cross multiply
    149,095.80x = 223,643.70 × 49,271.40
  4. Step 4: Simplify right side
    149,095.80x = 11,019,238,200.18
  5. Step 5: Solve for x
    x = 11,019,238,200.18/149,095.80
  6. Step 6: Final answer
    x = 73,907.10

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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.