Home / 242,868.18-364,332.78-130,393.80

Finding the Fourth Proportional to 242,868.18, 364,332.78 and 130,393.80

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Solution

The fourth proportional to 242,868.18, 364,332.78 and 130,393.80 is: 195,607.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,868.18 : 364,332.78 = 130,393.80 : x
  2. Step 2: Convert to fraction form
    242,868.18/364,332.78 = 130,393.80/x
  3. Step 3: Cross multiply
    242,868.18x = 364,332.78 × 130,393.80
  4. Step 4: Simplify right side
    242,868.18x = 47,506,735,648.76
  5. Step 5: Solve for x
    x = 47,506,735,648.76/242,868.18
  6. Step 6: Final answer
    x = 195,607.08

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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.