Home / 154,911.02-232,363.64-42,590.76

Finding the Fourth Proportional to 154,911.02, 232,363.64 and 42,590.76

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Solution

The fourth proportional to 154,911.02, 232,363.64 and 42,590.76 is: 63,885.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,911.02 : 232,363.64 = 42,590.76 : x
  2. Step 2: Convert to fraction form
    154,911.02/232,363.64 = 42,590.76/x
  3. Step 3: Cross multiply
    154,911.02x = 232,363.64 × 42,590.76
  4. Step 4: Simplify right side
    154,911.02x = 9,896,544,023.97
  5. Step 5: Solve for x
    x = 9,896,544,023.97/154,911.02
  6. Step 6: Final answer
    x = 63,885.35

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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.