Home / 147,397.92-221,058.60-42,192.28

Finding the Fourth Proportional to 147,397.92, 221,058.60 and 42,192.28

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Solution

The fourth proportional to 147,397.92, 221,058.60 and 42,192.28 is: 63,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,397.92 : 221,058.60 = 42,192.28 : x
  2. Step 2: Convert to fraction form
    147,397.92/221,058.60 = 42,192.28/x
  3. Step 3: Cross multiply
    147,397.92x = 221,058.60 × 42,192.28
  4. Step 4: Simplify right side
    147,397.92x = 9,326,966,347.61
  5. Step 5: Solve for x
    x = 9,326,966,347.61/147,397.92
  6. Step 6: Final answer
    x = 63,277.46

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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.