Home / 61,072.79-91,594.70-34,430.57

Finding the Fourth Proportional to 61,072.79, 91,594.70 and 34,430.57

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Solution

The fourth proportional to 61,072.79, 91,594.70 and 34,430.57 is: 51,637.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,072.79 : 91,594.70 = 34,430.57 : x
  2. Step 2: Convert to fraction form
    61,072.79/91,594.70 = 34,430.57/x
  3. Step 3: Cross multiply
    61,072.79x = 91,594.70 × 34,430.57
  4. Step 4: Simplify right side
    61,072.79x = 3,153,657,572.45
  5. Step 5: Solve for x
    x = 3,153,657,572.45/61,072.79
  6. Step 6: Final answer
    x = 51,637.69

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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.