Home / 147,946.10-222,058.35-77,875.70

Finding the Fourth Proportional to 147,946.10, 222,058.35 and 77,875.70

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Solution

The fourth proportional to 147,946.10, 222,058.35 and 77,875.70 is: 116,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,946.10 : 222,058.35 = 77,875.70 : x
  2. Step 2: Convert to fraction form
    147,946.10/222,058.35 = 77,875.70/x
  3. Step 3: Cross multiply
    147,946.10x = 222,058.35 × 77,875.70
  4. Step 4: Simplify right side
    147,946.10x = 17,292,949,447.10
  5. Step 5: Solve for x
    x = 17,292,949,447.10/147,946.10
  6. Step 6: Final answer
    x = 116,886.82

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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.