Home / 88,307.84-121,862.28-50,071.05

Finding the Fourth Proportional to 88,307.84, 121,862.28 and 50,071.05

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Solution

The fourth proportional to 88,307.84, 121,862.28 and 50,071.05 is: 69,096.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,307.84 : 121,862.28 = 50,071.05 : x
  2. Step 2: Convert to fraction form
    88,307.84/121,862.28 = 50,071.05/x
  3. Step 3: Cross multiply
    88,307.84x = 121,862.28 × 50,071.05
  4. Step 4: Simplify right side
    88,307.84x = 6,101,772,314.99
  5. Step 5: Solve for x
    x = 6,101,772,314.99/88,307.84
  6. Step 6: Final answer
    x = 69,096.61

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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.