Home / 150,539.04-207,802.32-112,922.72

Finding the Fourth Proportional to 150,539.04, 207,802.32 and 112,922.72

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Solution

The fourth proportional to 150,539.04, 207,802.32 and 112,922.72 is: 155,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,539.04 : 207,802.32 = 112,922.72 : x
  2. Step 2: Convert to fraction form
    150,539.04/207,802.32 = 112,922.72/x
  3. Step 3: Cross multiply
    150,539.04x = 207,802.32 × 112,922.72
  4. Step 4: Simplify right side
    150,539.04x = 23,465,603,196.71
  5. Step 5: Solve for x
    x = 23,465,603,196.71/150,539.04
  6. Step 6: Final answer
    x = 155,877.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.