Home / 147,386.12-203,248.34-93,577.71

Finding the Fourth Proportional to 147,386.12, 203,248.34 and 93,577.71

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Solution

The fourth proportional to 147,386.12, 203,248.34 and 93,577.71 is: 129,045.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,386.12 : 203,248.34 = 93,577.71 : x
  2. Step 2: Convert to fraction form
    147,386.12/203,248.34 = 93,577.71/x
  3. Step 3: Cross multiply
    147,386.12x = 203,248.34 × 93,577.71
  4. Step 4: Simplify right side
    147,386.12x = 19,019,513,750.61
  5. Step 5: Solve for x
    x = 19,019,513,750.61/147,386.12
  6. Step 6: Final answer
    x = 129,045.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.