Home / 134,695.17-185,875.80-74,264.82

Finding the Fourth Proportional to 134,695.17, 185,875.80 and 74,264.82

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Solution

The fourth proportional to 134,695.17, 185,875.80 and 74,264.82 is: 102,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,695.17 : 185,875.80 = 74,264.82 : x
  2. Step 2: Convert to fraction form
    134,695.17/185,875.80 = 74,264.82/x
  3. Step 3: Cross multiply
    134,695.17x = 185,875.80 × 74,264.82
  4. Step 4: Simplify right side
    134,695.17x = 13,804,031,853.83
  5. Step 5: Solve for x
    x = 13,804,031,853.83/134,695.17
  6. Step 6: Final answer
    x = 102,483.50

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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.