Home / 103,337.49-142,595.87-58,005.08

Finding the Fourth Proportional to 103,337.49, 142,595.87 and 58,005.08

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Solution

The fourth proportional to 103,337.49, 142,595.87 and 58,005.08 is: 80,041.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,337.49 : 142,595.87 = 58,005.08 : x
  2. Step 2: Convert to fraction form
    103,337.49/142,595.87 = 58,005.08/x
  3. Step 3: Cross multiply
    103,337.49x = 142,595.87 × 58,005.08
  4. Step 4: Simplify right side
    103,337.49x = 8,271,284,847.02
  5. Step 5: Solve for x
    x = 8,271,284,847.02/103,337.49
  6. Step 6: Final answer
    x = 80,041.47

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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.