Home / 92,927,222.91-128,370,703.64-74,465,006.31

Finding the Fourth Proportional to 92,927,222.91, 128,370,703.64 and 74,465,006.31

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Solution

The fourth proportional to 92,927,222.91, 128,370,703.64 and 74,465,006.31 is: 102,866,791.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,927,222.91 : 128,370,703.64 = 74,465,006.31 : x
  2. Step 2: Convert to fraction form
    92,927,222.91/128,370,703.64 = 74,465,006.31/x
  3. Step 3: Cross multiply
    92,927,222.91x = 128,370,703.64 × 74,465,006.31
  4. Step 4: Simplify right side
    92,927,222.91x = 9,559,125,256,199,416
  5. Step 5: Solve for x
    x = 9,559,125,256,199,416/92,927,222.91
  6. Step 6: Final answer
    x = 102,866,791.42

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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.