Home / 58,881.19-81,328.98-42,722.58

Finding the Fourth Proportional to 58,881.19, 81,328.98 and 42,722.58

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Solution

The fourth proportional to 58,881.19, 81,328.98 and 42,722.58 is: 59,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,881.19 : 81,328.98 = 42,722.58 : x
  2. Step 2: Convert to fraction form
    58,881.19/81,328.98 = 42,722.58/x
  3. Step 3: Cross multiply
    58,881.19x = 81,328.98 × 42,722.58
  4. Step 4: Simplify right side
    58,881.19x = 3,474,583,854.37
  5. Step 5: Solve for x
    x = 3,474,583,854.37/58,881.19
  6. Step 6: Final answer
    x = 59,010.08

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1.5x scale

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.