Home / 99,125.23-149,430.63-92,526.37

Finding the Fourth Proportional to 99,125.23, 149,430.63 and 92,526.37

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Solution

The fourth proportional to 99,125.23, 149,430.63 and 92,526.37 is: 139,482.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,125.23 : 149,430.63 = 92,526.37 : x
  2. Step 2: Convert to fraction form
    99,125.23/149,430.63 = 92,526.37/x
  3. Step 3: Cross multiply
    99,125.23x = 149,430.63 × 92,526.37
  4. Step 4: Simplify right side
    99,125.23x = 13,826,273,760.71
  5. Step 5: Solve for x
    x = 13,826,273,760.71/99,125.23
  6. Step 6: Final answer
    x = 139,482.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.