Home / 99,094.15-148,663.93-42,943.68

Finding the Fourth Proportional to 99,094.15, 148,663.93 and 42,943.68

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Solution

The fourth proportional to 99,094.15, 148,663.93 and 42,943.68 is: 64,425.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,094.15 : 148,663.93 = 42,943.68 : x
  2. Step 2: Convert to fraction form
    99,094.15/148,663.93 = 42,943.68/x
  3. Step 3: Cross multiply
    99,094.15x = 148,663.93 × 42,943.68
  4. Step 4: Simplify right side
    99,094.15x = 6,384,176,501.76
  5. Step 5: Solve for x
    x = 6,384,176,501.76/99,094.15
  6. Step 6: Final answer
    x = 64,425.36

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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.