Home / 249,923.08-374,846.09-81,442.98

Finding the Fourth Proportional to 249,923.08, 374,846.09 and 81,442.98

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Solution

The fourth proportional to 249,923.08, 374,846.09 and 81,442.98 is: 122,151.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,923.08 : 374,846.09 = 81,442.98 : x
  2. Step 2: Convert to fraction form
    249,923.08/374,846.09 = 81,442.98/x
  3. Step 3: Cross multiply
    249,923.08x = 374,846.09 × 81,442.98
  4. Step 4: Simplify right side
    249,923.08x = 30,528,582,610.95
  5. Step 5: Solve for x
    x = 30,528,582,610.95/249,923.08
  6. Step 6: Final answer
    x = 122,151.91

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1.5x scale

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.