Home / 88,913.44-122,602.80-57,070.24

Finding the Fourth Proportional to 88,913.44, 122,602.80 and 57,070.24

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Solution

The fourth proportional to 88,913.44, 122,602.80 and 57,070.24 is: 78,694.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,913.44 : 122,602.80 = 57,070.24 : x
  2. Step 2: Convert to fraction form
    88,913.44/122,602.80 = 57,070.24/x
  3. Step 3: Cross multiply
    88,913.44x = 122,602.80 × 57,070.24
  4. Step 4: Simplify right side
    88,913.44x = 6,996,971,220.67
  5. Step 5: Solve for x
    x = 6,996,971,220.67/88,913.44
  6. Step 6: Final answer
    x = 78,694.19

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1.5x scale

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.