Home / 88,455.90-122,224.50-70,697.46

Finding the Fourth Proportional to 88,455.90, 122,224.50 and 70,697.46

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Solution

The fourth proportional to 88,455.90, 122,224.50 and 70,697.46 is: 97,686.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,455.90 : 122,224.50 = 70,697.46 : x
  2. Step 2: Convert to fraction form
    88,455.90/122,224.50 = 70,697.46/x
  3. Step 3: Cross multiply
    88,455.90x = 122,224.50 × 70,697.46
  4. Step 4: Simplify right side
    88,455.90x = 8,640,961,699.77
  5. Step 5: Solve for x
    x = 8,640,961,699.77/88,455.90
  6. Step 6: Final answer
    x = 97,686.66

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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.