Home / 82,949,976.80-124,574,264.40-60,256,498.40

Finding the Fourth Proportional to 82,949,976.80, 124,574,264.40 and 60,256,498.40

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Solution

The fourth proportional to 82,949,976.80, 124,574,264.40 and 60,256,498.40 is: 90,493,201.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,949,976.80 : 124,574,264.40 = 60,256,498.40 : x
  2. Step 2: Convert to fraction form
    82,949,976.80/124,574,264.40 = 60,256,498.40/x
  3. Step 3: Cross multiply
    82,949,976.80x = 124,574,264.40 × 60,256,498.40
  4. Step 4: Simplify right side
    82,949,976.80x = 7,506,408,963,499,777
  5. Step 5: Solve for x
    x = 7,506,408,963,499,777/82,949,976.80
  6. Step 6: Final answer
    x = 90,493,201.48

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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.