Home / 123,208.60-170,030.38-69,483.32

Finding the Fourth Proportional to 123,208.60, 170,030.38 and 69,483.32

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Solution

The fourth proportional to 123,208.60, 170,030.38 and 69,483.32 is: 95,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,208.60 : 170,030.38 = 69,483.32 : x
  2. Step 2: Convert to fraction form
    123,208.60/170,030.38 = 69,483.32/x
  3. Step 3: Cross multiply
    123,208.60x = 170,030.38 × 69,483.32
  4. Step 4: Simplify right side
    123,208.60x = 11,814,275,303.26
  5. Step 5: Solve for x
    x = 11,814,275,303.26/123,208.60
  6. Step 6: Final answer
    x = 95,888.40

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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.