Home / 101,558.03-140,148.37-56,235.04

Finding the Fourth Proportional to 101,558.03, 140,148.37 and 56,235.04

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Solution

The fourth proportional to 101,558.03, 140,148.37 and 56,235.04 is: 77,603.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,558.03 : 140,148.37 = 56,235.04 : x
  2. Step 2: Convert to fraction form
    101,558.03/140,148.37 = 56,235.04/x
  3. Step 3: Cross multiply
    101,558.03x = 140,148.37 × 56,235.04
  4. Step 4: Simplify right side
    101,558.03x = 7,881,249,227.48
  5. Step 5: Solve for x
    x = 7,881,249,227.48/101,558.03
  6. Step 6: Final answer
    x = 77,603.41

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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.