Home / 90,307.45-124,627.75-50,020.35

Finding the Fourth Proportional to 90,307.45, 124,627.75 and 50,020.35

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Solution

The fourth proportional to 90,307.45, 124,627.75 and 50,020.35 is: 69,030.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,307.45 : 124,627.75 = 50,020.35 : x
  2. Step 2: Convert to fraction form
    90,307.45/124,627.75 = 50,020.35/x
  3. Step 3: Cross multiply
    90,307.45x = 124,627.75 × 50,020.35
  4. Step 4: Simplify right side
    90,307.45x = 6,233,923,674.71
  5. Step 5: Solve for x
    x = 6,233,923,674.71/90,307.45
  6. Step 6: Final answer
    x = 69,030.00

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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.