Home / 89,985,108.64-124,178,830.32-48,731,056.48

Finding the Fourth Proportional to 89,985,108.64, 124,178,830.32 and 48,731,056.48

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Solution

The fourth proportional to 89,985,108.64, 124,178,830.32 and 48,731,056.48 is: 67,248,522.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,985,108.64 : 124,178,830.32 = 48,731,056.48 : x
  2. Step 2: Convert to fraction form
    89,985,108.64/124,178,830.32 = 48,731,056.48/x
  3. Step 3: Cross multiply
    89,985,108.64x = 124,178,830.32 × 48,731,056.48
  4. Step 4: Simplify right side
    89,985,108.64x = 6,051,365,593,944,256
  5. Step 5: Solve for x
    x = 6,051,365,593,944,256/89,985,108.64
  6. Step 6: Final answer
    x = 67,248,522.40

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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.