Home / 97,848.81-135,087.35-64,412.01

Finding the Fourth Proportional to 97,848.81, 135,087.35 and 64,412.01

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Solution

The fourth proportional to 97,848.81, 135,087.35 and 64,412.01 is: 88,925.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,848.81 : 135,087.35 = 64,412.01 : x
  2. Step 2: Convert to fraction form
    97,848.81/135,087.35 = 64,412.01/x
  3. Step 3: Cross multiply
    97,848.81x = 135,087.35 × 64,412.01
  4. Step 4: Simplify right side
    97,848.81x = 8,701,247,417.01
  5. Step 5: Solve for x
    x = 8,701,247,417.01/97,848.81
  6. Step 6: Final answer
    x = 88,925.43

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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.