Home / 58,931.51-81,318.80-34,730.98

Finding the Fourth Proportional to 58,931.51, 81,318.80 and 34,730.98

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Solution

The fourth proportional to 58,931.51, 81,318.80 and 34,730.98 is: 47,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,931.51 : 81,318.80 = 34,730.98 : x
  2. Step 2: Convert to fraction form
    58,931.51/81,318.80 = 34,730.98/x
  3. Step 3: Cross multiply
    58,931.51x = 81,318.80 × 34,730.98
  4. Step 4: Simplify right side
    58,931.51x = 2,824,281,499.95
  5. Step 5: Solve for x
    x = 2,824,281,499.95/58,931.51
  6. Step 6: Final answer
    x = 47,924.82

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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.