Home / 92,754,319.20-139,131,478.80-58,714,101.60

Finding the Fourth Proportional to 92,754,319.20, 139,131,478.80 and 58,714,101.60

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Solution

The fourth proportional to 92,754,319.20, 139,131,478.80 and 58,714,101.60 is: 88,071,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,754,319.20 : 139,131,478.80 = 58,714,101.60 : x
  2. Step 2: Convert to fraction form
    92,754,319.20/139,131,478.80 = 58,714,101.60/x
  3. Step 3: Cross multiply
    92,754,319.20x = 139,131,478.80 × 58,714,101.60
  4. Step 4: Simplify right side
    92,754,319.20x = 8,168,979,782,021,447
  5. Step 5: Solve for x
    x = 8,168,979,782,021,447/92,754,319.20
  6. Step 6: Final answer
    x = 88,071,152.40

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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.