Home / 251,507.07-377,307.18-83,039.13

Finding the Fourth Proportional to 251,507.07, 377,307.18 and 83,039.13

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Solution

The fourth proportional to 251,507.07, 377,307.18 and 83,039.13 is: 124,574.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,507.07 : 377,307.18 = 83,039.13 : x
  2. Step 2: Convert to fraction form
    251,507.07/377,307.18 = 83,039.13/x
  3. Step 3: Cross multiply
    251,507.07x = 377,307.18 × 83,039.13
  4. Step 4: Simplify right side
    251,507.07x = 31,331,259,969.95
  5. Step 5: Solve for x
    x = 31,331,259,969.95/251,507.07
  6. Step 6: Final answer
    x = 124,574.07

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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.