Home / 160,633.45-221,675.48-89,014.67

Finding the Fourth Proportional to 160,633.45, 221,675.48 and 89,014.67

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Solution

The fourth proportional to 160,633.45, 221,675.48 and 89,014.67 is: 122,840.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,633.45 : 221,675.48 = 89,014.67 : x
  2. Step 2: Convert to fraction form
    160,633.45/221,675.48 = 89,014.67/x
  3. Step 3: Cross multiply
    160,633.45x = 221,675.48 × 89,014.67
  4. Step 4: Simplify right side
    160,633.45x = 19,732,369,699.29
  5. Step 5: Solve for x
    x = 19,732,369,699.29/160,633.45
  6. Step 6: Final answer
    x = 122,840.98

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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.