Home / 97,148.76-134,071.38-58,935.12

Finding the Fourth Proportional to 97,148.76, 134,071.38 and 58,935.12

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Solution

The fourth proportional to 97,148.76, 134,071.38 and 58,935.12 is: 81,334.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,148.76 : 134,071.38 = 58,935.12 : x
  2. Step 2: Convert to fraction form
    97,148.76/134,071.38 = 58,935.12/x
  3. Step 3: Cross multiply
    97,148.76x = 134,071.38 × 58,935.12
  4. Step 4: Simplify right side
    97,148.76x = 7,901,512,868.87
  5. Step 5: Solve for x
    x = 7,901,512,868.87/97,148.76
  6. Step 6: Final answer
    x = 81,334.16

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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.