Home / 124,054.34-171,189.77-70,342.97

Finding the Fourth Proportional to 124,054.34, 171,189.77 and 70,342.97

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Solution

The fourth proportional to 124,054.34, 171,189.77 and 70,342.97 is: 97,070.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,054.34 : 171,189.77 = 70,342.97 : x
  2. Step 2: Convert to fraction form
    124,054.34/171,189.77 = 70,342.97/x
  3. Step 3: Cross multiply
    124,054.34x = 171,189.77 × 70,342.97
  4. Step 4: Simplify right side
    124,054.34x = 12,041,995,647.75
  5. Step 5: Solve for x
    x = 12,041,995,647.75/124,054.34
  6. Step 6: Final answer
    x = 97,070.33

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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.