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Finding the Fourth Proportional to 60,564.70, 84,859.70 and 60,564.70

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Solution

The fourth proportional to 60,564.70, 84,859.70 and 60,564.70 is: 84,859.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,564.70 : 84,859.70 = 60,564.70 : x
  2. Step 2: Convert to fraction form
    60,564.70/84,859.70 = 60,564.70/x
  3. Step 3: Cross multiply
    60,564.70x = 84,859.70 × 60,564.70
  4. Step 4: Simplify right side
    60,564.70x = 5,139,502,272.59
  5. Step 5: Solve for x
    x = 5,139,502,272.59/60,564.70
  6. Step 6: Final answer
    x = 84,859.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.