Home / 351,271.15-526,907.94-85,031.25

Finding the Fourth Proportional to 351,271.15, 526,907.94 and 85,031.25

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Solution

The fourth proportional to 351,271.15, 526,907.94 and 85,031.25 is: 127,547.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,271.15 : 526,907.94 = 85,031.25 : x
  2. Step 2: Convert to fraction form
    351,271.15/526,907.94 = 85,031.25/x
  3. Step 3: Cross multiply
    351,271.15x = 526,907.94 × 85,031.25
  4. Step 4: Simplify right side
    351,271.15x = 44,803,640,773.13
  5. Step 5: Solve for x
    x = 44,803,640,773.13/351,271.15
  6. Step 6: Final answer
    x = 127,547.17

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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.