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Finding the Fourth Proportional to 180,307.17, 270,478.77 and 61,962.93

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Solution

The fourth proportional to 180,307.17, 270,478.77 and 61,962.93 is: 92,950.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,307.17 : 270,478.77 = 61,962.93 : x
  2. Step 2: Convert to fraction form
    180,307.17/270,478.77 = 61,962.93/x
  3. Step 3: Cross multiply
    180,307.17x = 270,478.77 × 61,962.93
  4. Step 4: Simplify right side
    180,307.17x = 16,759,657,092.00
  5. Step 5: Solve for x
    x = 16,759,657,092.00/180,307.17
  6. Step 6: Final answer
    x = 92,950.59

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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.