Home / 156,210.65-234,267.53-56,357.87

Finding the Fourth Proportional to 156,210.65, 234,267.53 and 56,357.87

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Solution

The fourth proportional to 156,210.65, 234,267.53 and 56,357.87 is: 84,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,210.65 : 234,267.53 = 56,357.87 : x
  2. Step 2: Convert to fraction form
    156,210.65/234,267.53 = 56,357.87/x
  3. Step 3: Cross multiply
    156,210.65x = 234,267.53 × 56,357.87
  4. Step 4: Simplify right side
    156,210.65x = 13,202,817,547.83
  5. Step 5: Solve for x
    x = 13,202,817,547.83/156,210.65
  6. Step 6: Final answer
    x = 84,519.32

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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.