Home / 155,445.10-232,032.73-133,400.14

Finding the Fourth Proportional to 155,445.10, 232,032.73 and 133,400.14

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Solution

The fourth proportional to 155,445.10, 232,032.73 and 133,400.14 is: 199,126.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,445.10 : 232,032.73 = 133,400.14 : x
  2. Step 2: Convert to fraction form
    155,445.10/232,032.73 = 133,400.14/x
  3. Step 3: Cross multiply
    155,445.10x = 232,032.73 × 133,400.14
  4. Step 4: Simplify right side
    155,445.10x = 30,953,198,666.58
  5. Step 5: Solve for x
    x = 30,953,198,666.58/155,445.10
  6. Step 6: Final answer
    x = 199,126.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.