Home / 124,225.85-171,426.58-70,509.89

Finding the Fourth Proportional to 124,225.85, 171,426.58 and 70,509.89

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Solution

The fourth proportional to 124,225.85, 171,426.58 and 70,509.89 is: 97,300.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,225.85 : 171,426.58 = 70,509.89 : x
  2. Step 2: Convert to fraction form
    124,225.85/171,426.58 = 70,509.89/x
  3. Step 3: Cross multiply
    124,225.85x = 171,426.58 × 70,509.89
  4. Step 4: Simplify right side
    124,225.85x = 12,087,269,551.17
  5. Step 5: Solve for x
    x = 12,087,269,551.17/124,225.85
  6. Step 6: Final answer
    x = 97,300.76

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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.