Home / 89,881,732.08-124,036,748.28-50,731,720.20

Finding the Fourth Proportional to 89,881,732.08, 124,036,748.28 and 50,731,720.20

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Solution

The fourth proportional to 89,881,732.08, 124,036,748.28 and 50,731,720.20 is: 70,009,750.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,881,732.08 : 124,036,748.28 = 50,731,720.20 : x
  2. Step 2: Convert to fraction form
    89,881,732.08/124,036,748.28 = 50,731,720.20/x
  3. Step 3: Cross multiply
    89,881,732.08x = 124,036,748.28 × 50,731,720.20
  4. Step 4: Simplify right side
    89,881,732.08x = 6,292,597,608,258,792
  5. Step 5: Solve for x
    x = 6,292,597,608,258,792/89,881,732.08
  6. Step 6: Final answer
    x = 70,009,750.18

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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.