Home / 240,501.72-331,878.51-133,065.35

Finding the Fourth Proportional to 240,501.72, 331,878.51 and 133,065.35

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Solution

The fourth proportional to 240,501.72, 331,878.51 and 133,065.35 is: 183,622.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,501.72 : 331,878.51 = 133,065.35 : x
  2. Step 2: Convert to fraction form
    240,501.72/331,878.51 = 133,065.35/x
  3. Step 3: Cross multiply
    240,501.72x = 331,878.51 × 133,065.35
  4. Step 4: Simplify right side
    240,501.72x = 44,161,528,431.24
  5. Step 5: Solve for x
    x = 44,161,528,431.24/240,501.72
  6. Step 6: Final answer
    x = 183,622.51

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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.