Home / 88,420.26-122,001.04-52,603.27

Finding the Fourth Proportional to 88,420.26, 122,001.04 and 52,603.27

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Solution

The fourth proportional to 88,420.26, 122,001.04 and 52,603.27 is: 72,581.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,420.26 : 122,001.04 = 52,603.27 : x
  2. Step 2: Convert to fraction form
    88,420.26/122,001.04 = 52,603.27/x
  3. Step 3: Cross multiply
    88,420.26x = 122,001.04 × 52,603.27
  4. Step 4: Simplify right side
    88,420.26x = 6,417,653,798.51
  5. Step 5: Solve for x
    x = 6,417,653,798.51/88,420.26
  6. Step 6: Final answer
    x = 72,581.26

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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.