Home / 90,670,089.36-136,006,610.27-25,973,643

Finding the Fourth Proportional to 90,670,089.36, 136,006,610.27 and 25,973,643

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Solution

The fourth proportional to 90,670,089.36, 136,006,610.27 and 25,973,643 is: 38,960,887.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,670,089.36 : 136,006,610.27 = 25,973,643 : x
  2. Step 2: Convert to fraction form
    90,670,089.36/136,006,610.27 = 25,973,643/x
  3. Step 3: Cross multiply
    90,670,089.36x = 136,006,610.27 × 25,973,643
  4. Step 4: Simplify right side
    90,670,089.36x = 3,532,587,140,793,114
  5. Step 5: Solve for x
    x = 3,532,587,140,793,114/90,670,089.36
  6. Step 6: Final answer
    x = 38,960,887.39

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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.