Home / 154,712.09-232,068.33-42,393.30

Finding the Fourth Proportional to 154,712.09, 232,068.33 and 42,393.30

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Solution

The fourth proportional to 154,712.09, 232,068.33 and 42,393.30 is: 63,590.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,712.09 : 232,068.33 = 42,393.30 : x
  2. Step 2: Convert to fraction form
    154,712.09/232,068.33 = 42,393.30/x
  3. Step 3: Cross multiply
    154,712.09x = 232,068.33 × 42,393.30
  4. Step 4: Simplify right side
    154,712.09x = 9,838,142,334.19
  5. Step 5: Solve for x
    x = 9,838,142,334.19/154,712.09
  6. Step 6: Final answer
    x = 63,590.01

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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.