Home / 64,877.70-97,316.55-38,196.30

Finding the Fourth Proportional to 64,877.70, 97,316.55 and 38,196.30

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Solution

The fourth proportional to 64,877.70, 97,316.55 and 38,196.30 is: 57,294.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,877.70 : 97,316.55 = 38,196.30 : x
  2. Step 2: Convert to fraction form
    64,877.70/97,316.55 = 38,196.30/x
  3. Step 3: Cross multiply
    64,877.70x = 97,316.55 × 38,196.30
  4. Step 4: Simplify right side
    64,877.70x = 3,717,132,138.77
  5. Step 5: Solve for x
    x = 3,717,132,138.77/64,877.70
  6. Step 6: Final answer
    x = 57,294.45

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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.