Home / 144,970.40-217,510.95-56,286.18

Finding the Fourth Proportional to 144,970.40, 217,510.95 and 56,286.18

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Solution

The fourth proportional to 144,970.40, 217,510.95 and 56,286.18 is: 84,450.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,970.40 : 217,510.95 = 56,286.18 : x
  2. Step 2: Convert to fraction form
    144,970.40/217,510.95 = 56,286.18/x
  3. Step 3: Cross multiply
    144,970.40x = 217,510.95 × 56,286.18
  4. Step 4: Simplify right side
    144,970.40x = 12,242,860,483.67
  5. Step 5: Solve for x
    x = 12,242,860,483.67/144,970.40
  6. Step 6: Final answer
    x = 84,450.76

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1.5x scale

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.