Home / 156,088.80-234,075.60-50,911.20

Finding the Fourth Proportional to 156,088.80, 234,075.60 and 50,911.20

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Solution

The fourth proportional to 156,088.80, 234,075.60 and 50,911.20 is: 76,348.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,088.80 : 234,075.60 = 50,911.20 : x
  2. Step 2: Convert to fraction form
    156,088.80/234,075.60 = 50,911.20/x
  3. Step 3: Cross multiply
    156,088.80x = 234,075.60 × 50,911.20
  4. Step 4: Simplify right side
    156,088.80x = 11,917,069,686.72
  5. Step 5: Solve for x
    x = 11,917,069,686.72/156,088.80
  6. Step 6: Final answer
    x = 76,348.01

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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.