Home / 81,656,175.50-112,609,830.08-59,594,730.38

Finding the Fourth Proportional to 81,656,175.50, 112,609,830.08 and 59,594,730.38

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Solution

The fourth proportional to 81,656,175.50, 112,609,830.08 and 59,594,730.38 is: 82,185,485.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,656,175.50 : 112,609,830.08 = 59,594,730.38 : x
  2. Step 2: Convert to fraction form
    81,656,175.50/112,609,830.08 = 59,594,730.38/x
  3. Step 3: Cross multiply
    81,656,175.50x = 112,609,830.08 × 59,594,730.38
  4. Step 4: Simplify right side
    81,656,175.50x = 6,710,952,461,755,214
  5. Step 5: Solve for x
    x = 6,710,952,461,755,214/81,656,175.50
  6. Step 6: Final answer
    x = 82,185,485.92

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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.