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Finding the Fourth Proportional to 97,592.64, 134,655.36 and 57,304.32

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Solution

The fourth proportional to 97,592.64, 134,655.36 and 57,304.32 is: 79,066.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,592.64 : 134,655.36 = 57,304.32 : x
  2. Step 2: Convert to fraction form
    97,592.64/134,655.36 = 57,304.32/x
  3. Step 3: Cross multiply
    97,592.64x = 134,655.36 × 57,304.32
  4. Step 4: Simplify right side
    97,592.64x = 7,716,333,839.16
  5. Step 5: Solve for x
    x = 7,716,333,839.16/97,592.64
  6. Step 6: Final answer
    x = 79,066.76

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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.