Home / 145,364.65-218,121.51-60,038.85

Finding the Fourth Proportional to 145,364.65, 218,121.51 and 60,038.85

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Solution

The fourth proportional to 145,364.65, 218,121.51 and 60,038.85 is: 90,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,364.65 : 218,121.51 = 60,038.85 : x
  2. Step 2: Convert to fraction form
    145,364.65/218,121.51 = 60,038.85/x
  3. Step 3: Cross multiply
    145,364.65x = 218,121.51 × 60,038.85
  4. Step 4: Simplify right side
    145,364.65x = 13,095,763,485.65
  5. Step 5: Solve for x
    x = 13,095,763,485.65/145,364.65
  6. Step 6: Final answer
    x = 90,089.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.