Home / 89,516.16-134,300.16-36,915.84

Finding the Fourth Proportional to 89,516.16, 134,300.16 and 36,915.84

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Solution

The fourth proportional to 89,516.16, 134,300.16 and 36,915.84 is: 55,384.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,516.16 : 134,300.16 = 36,915.84 : x
  2. Step 2: Convert to fraction form
    89,516.16/134,300.16 = 36,915.84/x
  3. Step 3: Cross multiply
    89,516.16x = 134,300.16 × 36,915.84
  4. Step 4: Simplify right side
    89,516.16x = 4,957,803,218.53
  5. Step 5: Solve for x
    x = 4,957,803,218.53/89,516.16
  6. Step 6: Final answer
    x = 55,384.45

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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.