Home / 89,921,199.51-124,094,264.00-55,107,166.59

Finding the Fourth Proportional to 89,921,199.51, 124,094,264.00 and 55,107,166.59

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Solution

The fourth proportional to 89,921,199.51, 124,094,264.00 and 55,107,166.59 is: 76,049,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,921,199.51 : 124,094,264.00 = 55,107,166.59 : x
  2. Step 2: Convert to fraction form
    89,921,199.51/124,094,264.00 = 55,107,166.59/x
  3. Step 3: Cross multiply
    89,921,199.51x = 124,094,264.00 × 55,107,166.59
  4. Step 4: Simplify right side
    89,921,199.51x = 6,838,483,278,835,905
  5. Step 5: Solve for x
    x = 6,838,483,278,835,905/89,921,199.51
  6. Step 6: Final answer
    x = 76,049,733.72

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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.